ACRO CA1000 INSTRUCTION BOOK User Guide
CONTENTS Getting Started _01 Package Contents 02 Product Overview 03 Power Management 06 Charging 07 Connections 08 Firmware Updates 15 Using the Device _02 Basic Operations 16 Home Screen 20 Notification Bar 22 Using Open APP Service 25 AK CONNECT 26 AK File Drop 31 Listening to Music 33 Playlist Management 36 ReplayGain 39 USB DAC Installation 40 How to Use USB Audio 41 CD Ripping 42 AK CD-Player 44 Bookmark Function 45 Favorites Function 46 Settings 47 Connect
User Guide Package Contents Contents may be changed without prior notice to improve the performance or quality of the product. ACRO CA1000 USB Type-C Cable Protective Film Quick Start Guide & Warranty Card Protective Film: Protect the device and its screen. USB Type-C Cable: For charging and data transfer. Quick Start Guide: Basic overview of device functionality. Warranty Card: Provides warranty details for your device.
User Guide Product Overview The appearance of the product, as well as the printed and engraved information, may vary depending on the model. RCA Input Port Coaxial Input Port RCA Output Port Optical Input Port microSD Card Slot Charging port (USB Type-C) Data/Audio port (USB Type-C) LCD Touchscreen Volume Home Button Power Button Previous/Rewind Next/FastForward Play/Pause 6.35mm unbalanced ports 2.5mm balanced ports 3.5mm Unbalanced / Optical Out port 4.
User Guide Data/Audio port (USB Type-C) : Connect with a PC to transfer files or use it as a USB DAC. Charging port (USB Type-C) : Connect a USB cable to the port to charge the device. microSD Card Slot : - microSD card slot symbol. Insert a microSD card to access its files. Optical Input Port : Connect a optical cable to the port to receive a digital input. Coaxial Input Port : Connect a coaxial cable to the port to receive a digital input.
User Guide 3.5mm unbalanced ports : - 3.5mm Unbalanced / Optical Port symbol. For audio output, connect earphones or headphones that utilize a 3.5mm jack. Music can be played back on a S/PDIF -capable external device via an optical cable. 4.4mm balanced ports : - 4.4mm Balanced Port symbol. For audio output, connect earphones or headphones that utilize a 4.4mm jack. 2.5mm balanced ports : - 2.5mm Balanced Port symbol. For audio output, connect earphones or headphones that utilize a 2.5mm jack.
User Guide Power Management Powering the Device On/Off 1. Press and hold the [Power] button to turn on the device. 2. While the device is on, press and hold the [Power] button to shut down the device. A confirmation message will appear. 3. Press [OK] to turn off the device. This device has an automatic shutdown feature to save battery power.
User Guide Charging Charging via USB Wall Adapter 1. Commercially available 9V 3A output adapters may be used for charging. Fast charging time: Approx. 2.5 hours (Fully discharged, Power-off, 9V 3A adapter) / Normal charging: Approx. 7 hours (Fully discharged, Power-off, 5V 2A adapter) The manufacturer shall not be responsible for problems caused by the use of adapters that do not adhere to the recommended specifications.
User Guide Connections Earphones/Headphones 1. Connect earphones and headphones to the [UNBAL.1, 2]/ [BAL.1, 2] ports on the front of the product. 2. You can use a variety of earphones/headphones that fit 2.5mm, 3.5mm, 4.4mm, and 6.35mm ports. Maintain moderate volume levels when connecting earphones or headphones. Exposure to high volume levels for extended periods may damage your hearing. Digital Input 1.
User Guide Digital Output 1. Connect an external device to the 3.5mm [UNBAL.2] port on the front of the product using the Optical cable. 2. Enable output format conversion from [Menu > Settings > S/PDIF Conversion] to convert the output to a predefined format upon S/PDIF connection. Optical Cable DSD format is converted to PCM when using S/PDIF OUT. With PCM, the output bit (16/24-bit) and sample (48/96/192 kHz) rates can be selected. The volume will be fixed at the maximum level.
User Guide Sets the input/output port 1. Select [Input/Output Port Settings] in the [Notification Bar] screen to open the settings screen. HEADPHONE OUT / ANALOG OUT is automatically recognized when connecting cables, but DIGITAL IN / ANALOG IN must be set manually after connecting cables. You cannot leave the input / output port settings screen while setting up DIGITAL IN / ANALOG IN.
User Guide Connecting to a Computer 1. Turn on the device and your computer. 2. Use the USB Type-C cable to connect the device to a computer in accordance with settings in [Menu - Settings - USB Mode]. [Default] Media Device (USB Drive): Transfer files from a computer to the device. DAC Input: Listen to music on a connected computer through the device. (See Page 40) Mac users need to download and install Android File Transfer from the Astell&Kern website. [http://www.astellnkern.
User Guide Copy Files (Folders) to the Device 1. To copy files/folders from your computer, select the desired files/folders and drag & drop them into the device folder. Ensure the USB Type-C cable is properly connected. Turning off the device, computer or disconnecting the USB Type-C cable while copying or moving files/folders may corrupt files or device memory. File transfer speeds may be affected by the computer and/or the OS environment.
User Guide Delete Files (or Folders) from the Device 1. Select the file/folder to delete, right-click the mouse, and then select [Delete]. 2. Select [Yes] in the [Confirm File/Folder Deletion] window to delete the selected files/folders. Disconnecting from the Computer 1. Disconnect the USB Type-C cable after the transfer between the device and computer is complete. Disconnecting the device from the computer during a file transfer may corrupt data on the device.
User Guide Insert/Remove a microSD Card 1. Refer to the diagram and gently insert a microSD card into the microSD card slot. 2. To safely remove a microSD card, on the Home Screen, select [Safely remove SD card] from the Notification Bar or select [Unmount SD card] from [Menu - Settings - System Information]. 3. Gently press the microSD card in to unlock and release it from the slot.
User Guide Notes on Using a microSD Card If the microSD card is not recognized or functions improperly, format the card, preferably in the FAT32 system. Using cards other than the recommended microSD card types may cause malfunctions. A microSD card is not included in the product package. Please purchase separately. Firmware Updates Wi-Fi Update / OTA (Over-the-Air) 1. Connect to a wireless network. 2. If a new firmware update is available, the screen will display a Firmware Update Guide window. 3.
User Guide Basic Operations LCD Touchscreen 1. This device features a LCD touchscreen that allows you to perform operations by touch. Use the touchscreen to access various features on the device. To prevent damage to the screen, do not use a sharp object or excessive force. Return to the Home Screen 1. Press [ ] at any time to return to the Home Screen.
User Guide From the Home Screen, swipe your finger to the left, right, up or down from any edge of the touchscreen to access display menus. Each side of the Home Screen will activate a different display menu. Main Menu 1. From the left edge of the touchscreen, swipe your finger right to display the Main Menu, or tap the “A” icon in the upper left corner of the screen.
User Guide Notification Bar 1. From the top edge of the touchscreen, swipe your finger down to display the Notification Bar. View Current Playlist 1. From the right edge of the touchscreen, swipe your finger left to display the Now Playing menu.
User Guide View Play History 1. From the bottom edge of the touchscreen, swipe your finger up to display the Play History menu.
User Guide Home Screen 9 1 10 11 12 2 13 3 14 4 15 5 16 6 17 7 18 8 19 20 1 Menu Displays the Main Menu. 2 Favorites Add or remove song from Favorites. 3 Song Progress Indicates song duration. 4 Shortcuts Go directly to the Albums, Artists, and Folders menu. 5 Add to Playlist Add the current song to a playlist. 6 Title Song title information. File name is displayed when the title is unavailable. 7 Artist/Album Displays the artist and album info.
User Guide 9 Playlist Display current playlist. 10 Format Information Displays the bit rate and sampling frequency data. 11 Album Cover Displays album cover of current song. Tap image to view the song lyrics. 12 Now Playing Song Count Displays the current song number playing/ total number of songs in Now Playing. 13 Repeat Mode Press [ ] to set the Repeat mode. : Repeat entire playlist. : Repeat current track. : Repeat mode off.
User Guide Notification Bar 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Using the Device 22
User Guide 1 Wi-Fi Press [ 2 Bluetooth Press [ ] to turn Bluetooth on/ 3 AMP ] to turn Wi-Fi on/off. off. You can change to the desired AMP mode. 4 Computer Select the mode to use when Connection connected to a computer. Mode [Default] : Enables transfer of media files. : Listen to music on a connected computer through the device. 5 USB Audio After connecting the device to a portable USB DAC, press [ ] to connect or disconnect the device.
User Guide 11 Line-out Press [ ] to turn line-out on/off. 12 Gapless Playback Press [ ] to turn Gapless Playback on/off. 13 AK File Drop Wirelessly upload or download files to and from devices on the same network (PC, tablet, smartphone, etc.) using the ACRO CA1000 via an FTP program. 14 Wheel Lock Press [ ] to turn Wheel lock on/off. When turned on, the volume wheel will be disabled when the screen is locked. 15 Brightness Use the adjustment bar to control the display brightness.
User Guide Using Open APP Service The Open APP Service enables the user to install specific APK music streaming apps to the device. Copy the desired APK into the Open Service folder of the product and install the relevant App in the [Menu-Service] of the product. The source of the app you are trying to install is unknown. Be aware that if the app is installed, the device may be damaged and personal data compromised. Depending on the APP, some functions may not work.
User Guide AK CONNECT Access and play back music files stored on a computer, NAS drive or AK Device on the same network, as well as output sound through compatible speakers with AK Connect. AK Connect is available on your AK device and also available as an app for your smartphone or tablet via Apple’s App store or Google Play Store. Using AK Connect to Link Music Libraries/Speakers 1. Turn on the music library device and/or speaker and AK player. 2. Connect all devices to the same Wi-Fi network. 3.
User Guide 7. After selecting a library / speaker, select a category from the menu to display the corresponding music list. For Wi-Fi connections, see Page 55.
User Guide Streaming Music from Your Library 1. Select a category from the library menu to see your list of music. 2. Select a song to begin streaming. Downloading Music from Your Library 1. Select a category from the library menu to see your list of music. 2. Press [ ] button at the upper- right corner of the music list. 3. Select the desired music and press [ ] to initiate the download. A message on the Notification Bar will indicate when the download is complete.
User Guide AK Connect Usage Examples Case 1 ACRO CA1000 AK T1 LIBRARY SPEAKER Case 2 AK500N ACRO CA1000 AK T1 LIBRARY REMOTE SPEAKER Using the Device 29
User Guide Case 3 ACRO CA1000 AK500N REMOTE & LIBRARY SPEAKER Case 4 ACRO CA1000 LIBRARY AK500N AK T1 REMOTE SPEAKER Using the Device 30
User Guide Case 5 ACRO CA1000 LIBRARY or AK Connect APP REMOTE AK T1 SPEAKER AK500N LIBRARY AK File Drop Wirelessly upload or download files to and from devices on the same network (PC, tablet, smartphone, etc.) using the ACRO CA1000 via an FTP program.
User Guide Using AK File Drop 1. Connect the ACRO CA1000 and the desired device to the same network, and enable the AK File Drop feature on the ACRO CA1000. 2. Enter the address, ID, and password displayed on the ACRO CA1000 into the FTP program of the device to be connected. 3. Use the connected device to download or upload the desired file(s). You can connect without logging in via anonymous FTP, but only downloads will be enabled. AK File Drop can be added to the notification panel.
User Guide Listening to Music Selecting Music 1. Select a category from the Main Menu to display the corresponding music list. 2. Select a song from the list to begin playback. Select [Folder] to search music by folder. Continuous Playing Time: Approx. 10.5 hours (Music: FLAC,16bit, 44.1kHz, Unbalanced, Volume 40, EQ Off, LCD Off, Low Gain) Supported Formats: PCM [8~384kHz(8/16/24/32bit)] DSD [2.8/5.6/11.2/22.4MHz] Listening to Music To search, press [ ] on the menu list and enter the title.
User Guide Press [ ] on top of the music list to view the options: : Select / deselect entire list : Add the selected list at the top / bottom / after the current song of Now Playing : Add selected list to a playlist : Delete selected list : Exit Turn the [Volume] wheel to adjust the volume. Press [ ] during playback to pause and [ ] to resume playback. Press [ / ] during playback for the previous/next track. Press and hold [ / ] to rewind/fast-forward the track.
User Guide Playlist Screen 1 3 4 5 2 1 Previous Return to the previous screen. 2 Playlist Display the current playlist. 3 Edit mode Display the editing options for the music list. 4 Play All Play all songs in the current list. 5 Search Enter a search term to display a list containing the search term.
User Guide Playlist Management Creating a Playlist 1. Press [Playlists] on the menu to view the playlists. 2. Select [ + ] in the upper right corner of the screen. 3. Enter a name for the playlist and then press [Add] to create a new playlist. Adding a Song to a Playlist 1. Press [Playlists] to display the list of playlists. 2. Select a playlist and press [+ Add Song] to display a list of songs by album. 3. Select a song and press [Add] to add the song to the selected playlist.
User Guide Removing a Song from a Playlist 1. Press [Playlists] to display the list of playlists. 2. Select the playlist to edit. 3. Press [ ] at the top, then select the song you want to delete from the playlist. 4. Press [ ] on top of the screen. 5. Press [DELETE] to remove the song from the selected playlist. This action will only remove the song from the selected playlist, not the memory. Playing a Playlist 1. Select the desired playlist for playback. 2.
User Guide Renaming a Playlist 1. Press [Playlists] to view the playlists, then press [ ]. 2. Select a playlist to be renamed. 3. Press [ ] at the top of the screen to display the RENAME window. 4. Enter a name for the playlist and then press [RENAME] to confirm the change. Deleting a Playlist 1. Press [Playlists] to view the playlists, then press [ ]. 2. Select the playlist to be deleted. 3. Press [ ] at the top of the screen. 4. Press [DELETE] to delete the selected playlist.
User Guide Replay Gain Calibrate Loudness 1. Select [ ] at the top of the music list. 2. Select the desired music from the music list, then press [ ] at the top to start the calibration process. 3. [ ] will be displayed for the songs that have been calibrated in the playlist. 4. ReplayGain can be turned on/off by clicking [ ] on the notification bar screen or in [Menu-SettingsReplayGain]. You can calibrate the loudness in the Albums, Playlists, or Folders menu.
User Guide USB DAC Installation The USB DAC function allows the device to be recognized as a sound card on a computer. Music from the computer is played through the device’s headphone port for an enhanced listening experience. USB DAC Specifications Supported OS Windows 8(32bit/64bit) / Windows 10(32/64bit) MAC OS 10.7(Lion) or later USB DAC Support Specifications Supported Formats: PCM [8~384kHz(8/16/24/32bit)] DSD [2.8/5.6/11.2/22.4MHz] Control the volume with the AK device’s volume wheel.
User Guide How to Use USB Audio Connect the device to a portable amp or DAC using USB Audio Out. How to Connect a Portable USB DAC 1. Connect the portable USB DAC to the AK device’s USB Type-C port with a dedicated cable. 2. Press [ 3. Once [ ] in the Notification Bar. ] is activated, you can enjoy music stored on the device through the connected portable USB DAC. The USB Type-C cable that comes packaged with the device is only to be used for computer data transfer or to charge the device.
User Guide The portable USB DAC must be able to receive digital input through the micro-USB's OTG. Audio output may vary widely depending on the digital input specs of the portable USB DAC used. This is not a defect in the device output and not a reason for exchange or refund. When using DoP as a DSD output type, no sound may be outputted except noise depending on the portable USB DAC. CD Ripping CDs can be ripped directly to the device using the AK CDRIPPER (sold separately).
User Guide CD Ripping 1. Select the ripping function in [Menu-Settings-CD RipperDefault run-CD Ripping]. 2. Connect the AK CD-Ripper to the device and select CD Ripping if not set as the default run function. 3. Insert a CD and metadata (ID3 tags) for the inserted CD will be retrieved via Gracenote if Wi-Fi is turned on. 4. CD ripping will begin automatically after the metadata has been downloaded. 5. When finished, press [OK] when prompted to complete the automatic CD ripping process.
User Guide AK CDPlayer Using the AK CD-Player Function 1. Connect the AK CD-Ripper to the device and select CD Player if not set as the default run function. 2. Insert a CD and metadata (ID3 tags) for the inserted CD will be retrieved via Gracenote if Wi-Fi is turned on. 3. Once the metadata has downloaded, press play. The USB Type-C cable provided with the device is to be used to connect to the computer or to charge the product.
User Guide Bookmark Function Allows user to select up to five folders for display on the top of the screen. Setting a bookmark 1. Select [ ] at the top of the music list. 2. Select the desired folder from the music list and select [ ] at the bottom to display the selected folder at the top of the music list. Up to 5 bookmarks can be set.
User Guide Favorites Function Favorites function allows users to mark a currently playing song as a favorite and add it to the Favorites folder. Setting favorites 1. Press [ ] on the home screen to add / remove the song being played to the favorites list. 2. From the Home Screen, swipe [Left Right] direction to display the Main Menu. Press [Favorites] to display the list of favorite songs.
User Guide Settings The settings menu allows users to customize the device. The settings menu may vary depending on the firmware version. Setup 1. Select [Main Menu - Settings] or select [ ] from the Notification Bar menu. 2. Select the feature to view setting options. Wi-Fi Change wireless network settings and turn Wi-Fi on/off. See page 55 for more information on connecting to Wi-Fi. Bluetooth Configures two-way Bluetooth (RX/TX) to listen to music wirelessly using a device that supports Bluetooth.
User Guide AK CONNECT Turn AK Connect on/off and set AK Connect options. AK File Drop Enables or disables AK File Drop. Equalizer Set the equalizer according to the user's preferences. USER EQ: Adjust the frequencies according to the user's preferences. Supported Formats for EQ: PCM [8 ~ 192kHz(8/16/24bit)] Using the equalizer may negatively affect device performance. See pages 59 - 61 for more information on using the equalizer.
User Guide EQ Sync Share or receive Custom User EQ files. To access custom EQ files, connect the device to the computer. Internal Storage -> EqLists -> “User EQ.dat” Shared User EQ files can only be shared between the same model. User EQ of ACRO CA1000 is not compatible with the SP2000T. If the User EQ file is modified or changed externally it will no longer be recognized. User EQ.dat will not display in the ACRO CA1000, however it can be viewed when connected to the computer.
User Guide Playback Settings Set how to add a song to Now Playing when a song is selected from a music list. ReplayGain Set consistent volume playback levels between tracks. Notification Panel Add, delete, or reorganize Quick Settings buttons on the notification bar. Drag and drop icons to add quick settings buttons or change the preferred order. AMP The AMP output can be set to Low, Mid, High, or Super. The operating time varies depending on the AMP mode. The AMP supports 3.5mm/6.35mm unbalanced and 2.
User Guide USB Audio Select the type of DSD sound being outputted through USB Audio Out to a connected portable DAC. Bluetooth functionality cannot be used while USB audio is being used. DAC Filter User can select between various DAC filers provided by the DAC manufacturer. Supported Formats for DAC Filter: PCM [8 ~ 192kHz(8/16/24bit)]. MQA and DSD formats are not supported. Volume Limit Displays a warning when the volume reaches a certain level and sets related options.
User Guide Device Name Set the name of the device. The maximum name length is 50 characters. Language Select the display language. Supported languages are English, Korean, Japanese, French, Russian, German, and Spanish. Input Method Back Button: the Floating Back Button will be displayed on the screen. Move the Back Button to the desired position by dragging and dropping the icon with your finger. Move the button to the center of the screen to deactivate it.
User Guide Timer Settings Auto Power Off: The device will automatically power off after the selected amount of time of no user and device activity. Screen Timeout: The screen will turn off after the selected amount of time of no user activity. Sleep Timer: After a set amount of time, playback will stop, and the device will turn off according to the time set in [Auto Power Off]. Downloads Select a folder for downloaded files to be saved by default.
User Guide System Information System Information: View model number, firmware version, MAC address and memory usage information. The microSD card can be mounted/dismounted and data can be deleted. Legal information: Check open source licenses and regulations. Formatting the microSD card will delete all data on the memory card. Be sure to backup any important files before formatting. When formatting the microSD card on a computer, use of the FAT32 system is recommended.
User Guide Connecting to Wi-Fi Connecting to a Wi-Fi Network 1. Press and hold [ ] from the Notification Bar or select [Menu - Settings - Wi-Fi] to display a list of available Wi-Fi networks. 2. Select the desired AP to connect to the wireless network. Additional information such as Wi-Fi password may be required depending on Wi-Fi settings. Networks requiring browser or other additional certifications are not supported.
User Guide Using Bluetooth Configures two-way Bluetooth (RX/TX) to listen to music wirelessly using a device that supports Bluetooth. Turning Bluetooth On/Off A Bluetooth device must be paired with the device prior to use. Refer to the Bluetooth device's instruction manual for details. 1. Select [ ] from the Notification Bar menu or select [On/Off] from [Menu - Settings - Bluetooth]. Bluetooth Pairing 1. In the Settings Menu, select the appropriate Bluetooth device from the list of available devices.
User Guide Removing a Bluetooth Pairing 1. Press [ ] to the right of the paired device to go to settings. 2. Select [Remove] to complete the process. Using Bluetooth Sink Mode Similar to connecting to a Bluetooth speaker from a smartphone, music being played on an external device can be played on the ACRO CA1000 by connecting to the ACRO CA1000 from the external device. OR SOURCE DEVICE ACRO CA1000 DEVICE BLUETOOTH SPEAKER 1. Enable Bluetooth Sink Mode. 2.
User Guide 3. Music will be outputted through the ACRO CA1000 when played on the connected device. When Bluetooth Sink Mode is enabled, any device currently connected will be disconnected. The Bluetooth codec can be set on the source device playing music. Bluetooth Support Specifications Profile: A2DP, AVRCP Supported Codecs: Qualcomm® aptX™ HD, LDAC, AAC, SBC Device performance may be affected during Hi-Res playback. Do not turn off the device while connected to Bluetooth.
User Guide Equalizer Setup Equalizer Setup 1. Press and hold [ ] on the Notification Bar or turn on [Menu - Settings - Equalizer]. 2. Press [NORMAL EQ], then select [+]. 3. Enter a name for the custom EQ settings and select [SAVE].
User Guide 4. Adjust the frequencies up and down according to the user's preferences. 5. The number values at the lowerleft corner of the screen can be adjusted for fine-tuning. 6. Press the [Advanced] tab on the top to display PEQ settings screen. Adjust Freq/Gain/Q.
User Guide Deleting a Custom Equalizer Setting 1. Press [the drop down menu] in the upper left of the equalizer. 2. Press [ ] next to the EQ name to be deleted. 3. Press [OK] to delete the selected EQ setting. Renaming a Custom Equalizer Setting 1. Press [the drop down menu] in the upper left of the equalizer. 2. Press [ ] next to the EQ setting name you wish to change and enter a new name for the selected EQ. 3. Press [CHANGE] to save.
User Guide Safety PreCautions Device Keep a distance of 20cm or more from the product and use it on a flat surface. When a plug is inserted into the unbalanced, balanced, or USB port, do not apply any force or impact to the plug. Do not insert any metal objects (coins, hairpins, etc.) or flammable debris into the device. Do not put heavy objects on the device. If the device gets wet (rain, water, chemicals, medicine, cosmetics, sweat, moisture, etc.), allow the device to dry thoroughly before powering on.
User Guide When connecting the device to a computer with the USB Type-C cable, use a USB port on the back of the computer for best results. Connecting the cable to a defective or damaged USB port on a computer may damage the device. Displaying one image for an extended period may cause screen burn-in (afterimage). Using poor quality protective films or adhesive stickers on the screen may cause damage. Do not insert any foreign objects into the device ports.
User Guide Troubleshooting Solutions to Common Issues 1. The device won't turn on. The battery may need to be recharged. Charge the device for at least one hour and try again. Reset the device. (See Page 6) 2. The device will not charge when connected to a computer via USB cable. Connect to the computer using the provided USB Type-C cable. Charging may not occur depending on the condition and specifications of your computer. (In this case, charging via computer is not recommended.
User Guide 7. A file does not play or the product becomes unstable when a certain file is played. File may be damaged or corrupt if the following occurs: Playback stops or freezes. Device may act erratically or freeze. File may sound different on another device. There may be a difference in the performance of playback or other functions. There may be differences in the file specs. Converting the file to a different format or use of a different file is recommended.
User Guide Certifications KC / FCC / CE / TELEC Class B Device (Communication equipment for residential use): This is a Class B Device and is registered for EMC requirements for residential use. This device can be used in residential areas and all other areas.
User Guide (b) For a Class B digital device or peripheral, the instructions furnished to the user shall include the following or similar statement, placed in a prominent location in the text of the manual: NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
User Guide MQA (Master Quality Authenticated) MQA is an award-winning British technology that delivers the sound of the original master recording. The master MQA file is fully authenticated and is small enough to stream or download. Visit mqa.co.uk for more information. The ACRO CA1000 includes MQA technology, which enables you to play back MQA audio files and streams, delivering the sound of the original master recording.
User Guide Disclaimers The manufacturer, importer, and distributor shall not be liable for damages including accidental and personal injury due to the improper use or operation of this product. The information in this user manual was written based on current product specifications. The manufacturer, Dreamus Company, regularly adds new features via OTA updates and will continue to apply new technologies in the future. Product specifications may be changed without prior notice.
User Guide Specifications General Specifications Product Name ACRO CA1000 Model PPR41 Body Material Aluminum Display 4.1inch 720x1280 Supported Audio WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, Formats DFF, DSF, MQA MQA playback Services (Tidal Masters), Local files, External USB, MQA-CD(ripped) Sampling Rate PCM : 8kHz ~ 384kHz (8/16/24/32bits per Sample) DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo / DSD512(1bit 22.
