Operating Instructions Digital Wireless Stereo Earphones Model No. RP-HTX20B Thank you for purchasing this product. Please read these instructions carefully before using this product, and save this manual for future use.
Safety precautions ∫ Unit WARNING: To reduce the risk of fire, electric shock or product damage, • Do not expose this unit to rain, moisture, dripping or splashing. • Do not place objects filled with liquids, such as vases, on this unit. • Use the recommended accessories. • Do not remove covers. • Do not repair this unit by yourself. Refer servicing to qualified service personnel. Avoid the use in the following conditions • High or low extreme temperatures during use, storage or transportation.
About Bluetooth® Panasonic bears no responsibility for data and/or information that is compromised during a wireless transmission. ∫ Frequency band used This unit uses the 2.4 GHz frequency band. ∫ Certification of this unit • This unit conforms to frequency restrictions and has received certification based on frequency laws. Thus, a wireless permit is not necessary. • The actions below are punishable by law in some countries: – Taking apart/modifying this unit. – Removing specification indications.
Table of contents Safety precautions ...................................................................................................................................... 2 About Bluetooth® ......................................................................................................................................... 3 Before use Accessories .................................................................................................................................................
Before use Expressions used in this document • Pages to be referred to are indicated as “l ±±”. • The product illustrations may differ from the actual product. Accessories Please check and identify the supplied accessories. 1 x USB charging cord 1 x Earpieces set (L, S) • M-size earpieces are attached at the time of purchase. Maintenance Clean this unit with a dry and soft cloth. • Do not use solvents including benzine, thinner, alcohol, kitchen detergent, a chemical wiper, etc.
Before use Part names 4 1 3 6 2 5 8 7 9 10 A Left earphone B Right earphone C Remote controller 1 2 3 4 5 6 Earpiece Battery case Raised dot indicating the left side LED indicator light*1*2 Microphone USB lid 7 Charging terminal (DC IN) • Open the USB lid and connect the USB charging cord (supplied) to this terminal when charging.
Preparation Charging The rechargeable battery (installed in the unit) is not charged initially. Charge the battery before using the unit. 1 Open the USB lid. • If there is moisture in the USB lid area, wipe it off before opening the lid. 2 Connect this unit to a computer using the USB charging cord. A C A: LED B: USB charging cord (supplied) • Check the direction of the terminals and plug in/out straight holding onto the plug.
Preparation Turning the power on/off In the power-off state, press and hold [ ] of this unit for approx. 3 seconds until the LED (blue) blinks. • A beep will sound, and the LED (blue) will blink slowly. LED ∫ To turn the power off Press and hold [ ] for approximately 3 seconds. An English guidance message will be heard, and the power will be turned off. [ ] • It is possible to switch the audio guidance between English and French.
Preparation Connecting a Bluetooth® device Preparation • Place the Bluetooth® device within approx. 1 m from the unit. • Check the device operation using its operation instructions as required. Pairing (Registration) this unit with the Bluetooth® device for connection 1 In the power-off state, press and hold [ ] of this unit until the LED blinks. When pairing a device for the first time: approx. 3 seconds When pairing a second or subsequent devices: approx.
Preparation Connecting a paired Bluetooth® device 1 Turn on this unit. • Press and hold [ ] of this unit for approx. 3 seconds until the LED (blue) blinks. • A beep will sound, and the LED (blue) will blink slowly. 2 Perform steps 2 and 3 of “Pairing (Registration) this unit with the Bluetooth® device for connection”. (l 9) • When the LED (blue) blinks twice every approx. 2 seconds, pairing (registration) is completed. (Connection established) Note • This unit remembers the device lastly connected.
Operation Listening to music If the Bluetooth® compatible device supports the “A2DP” and “AVRCP” Bluetooth® profiles, music can be played back with remote control operations on the unit. • A2DP (Advanced Audio Distribution Profile): Transmits audio to the unit. • AVRCP (Audio/Video Remote Control Profile): Allows remote control of the device using the unit. 1 Connect the Bluetooth® device and the unit. (l 9, “Connecting a Bluetooth® device”) 2 Select and play the music on the Bluetooth® device.
Operation Making a phone call With Bluetooth® enabled phones (cell phones or smartphones) that support the “HSP” or “HFP” Bluetooth® profile, you can use the unit for phone calls. • HSP (Headset Profile): This profile can be used to receive monaural sounds and establish two-way communication using the microphone on the unit. • HFP (Hands-Free Profile): In addition to the HSP functions, this profile has the incoming and outgoing calls function.
Operation Useful functions Activating voice functions You can activate Siri or other voice functions with a button on the unit. 1 Connect the Bluetooth® device and the unit. (l 9, “Connecting a Bluetooth® device”) 2 Press [ ] of this unit twice quickly. • The voice function on the Bluetooth® device will be activated. Note • For details about voice function commands, refer to the operating instructions for the Bluetooth® device.
Other Restoring to the factory settings When you want to delete all pairing device information, etc., you can restore the unit to the factory settings (original settings upon purchase). Charge the battery before restoring the unit. 1 While the unit is turned off, press and hold [ ] for at least 5 seconds until the LED starts blinking alternately in blue and red. 2 While the LED is blinking alternately in blue and red, press and hold [+] and [–] at the same time for at least 5 seconds.
Other Troubleshooting Before requesting service, make the following checks. If you are in doubt about some of the check points, or if the remedies indicated do not solve the problem, consult your dealer for instructions. Sound and audio volume No sound. • Make sure that the unit and the Bluetooth® device are connected correctly. (l 9) • Check if music is playing on the Bluetooth® device. • Make sure that the unit is turned on and the volume is not set too low.
Other General The unit does not respond. • This unit can be reset when all operations are rejected. To reset the unit, press and hold [ (l 13) ] for 10 seconds or more. Power supply and charging Cannot charge the unit. / LED does not light or flashes during charging. / Charging takes longer. • Is the USB charging cord connected firmly to the USB terminal of the computer? (l 7) • Make sure to charge in a room temperature between 10 oC and 35 oC.
Other Specifications ∫ General Power supply DC 5 V, 150 mA (Internal battery: 3.7 V (Li-polymer 155 mAh)) Operating time*1 Approx. 8 hours 30 min Charging time*2 (25 oC) Approx. 2 hours Charging temperature range 10 oC to 35 oC Operating temperature range 0 oC to 40 oC Operating humidity range 35 %RH to 80 %RH (no condensation) Driver units 9 mm Mass Approx. 18 g *1 It may be shorter depending on the operating conditions. *2 The time required to charge the battery from empty to full.
Other To remove the battery when disposing of this unit The following instructions are not intended for repairing purposes but for the disposal of this unit. This unit is not restorable once disassembled. • When disposing of this unit, take out the battery installed in this unit and recycle it. ∫ Danger As the rechargeable battery is specifically for this product, do not use it for any other device. Do not charge the removed battery. • Do not heat or expose to flame.
Other 1 2 3 1 4 Put a straight-slot screwdriver (commercially available) into the battery case. • Make sure to keep fingers away from the tip of the screwdriver. • Use a screwdriver that fits into the slit on the battery case. If it is too small, the battery case will not open properly. 2 Use the screwdriver for leverage, and push the upper cover A upward. • Be careful not to touch the battery with the screwdriver. 3 Hold the battery B, and remove it.
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