User's Manual

Doc Title Wireless Smart Audio Module-A98ML Specification
Number
WMB20180515
Version
0.4
Document No.: WMB20180428 Page 15 of 19
Trace Width 4 mils
Serpentine Spacing (center to center) 8.5 mils
Minimum Isolation Spacing to Clock Signals 50 mils
Minimum Isolation Spacing to Low-Speed Signals 20 mils
Minimum Isolation Spacing to other USB Pair 20 mils
Total Length (with package length) < 8000 mils
Maximum Recommended Via Count 2 (per side)
DM to DP Length Matching (with package length) Match total length to within ±10 mils
Table 2-2 A98ML USB Design Rule
3. Software Introduction
3.1. Feature List
 “Easy Setup” to setup your network, with the help of one button of your device, you can connect the device to
your home router quickly.
 Music stream protocol
Support Spotify Connect, Airplay, DLNA and QPlay protocol
 Amazon Alexa
 Music content
Support iHeartRadio, Napster/Rhapsody, Tidal, Deezer, vTune, Qobuz, Audible, Radio.de, NPR，Ximalaya，
Qingting FM, QQ FM, Douban FM inside, with the help of App, you can search, stream, playback and preset
the musics of the above music services.
 Multiroom
Support multiroom.
Support Airplay, Spotify, Bluetooth, Aux-in multiroom playback.
 Music format
HTTP/HTTPS/RTSP/MMS/TS protocol
HLS/ASX/M3U playlist format
MP3/AAC/FLAC/ALAC/WMA/APE/OGG codec
 BT
Support 4.1：A2DP, AVRCP, HFP, HID profiles
Support BLE
Support EDR
 Preset
With the help of App, you can store the music account token and playlist in the A98ML. Then the end user can
play the playlist by the button/voice or timer even without the App.