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Button Control
Button
Power Switch
Mode Switch
Multifunction Button
OPT / AUX Mode Switch Button
Volume +
Volume -
How to Use
Charging
1.
Connect the Micro USB charging port with any active USB port (DC 5V ≥ 300mA) via the
included charging cable, charging will start automatically.
2.
The charging indicator will stay solid red during charging and turn off once charging is
completed.
Note:
⚫
You can use the adapter while it is being charged. There might be current sound if the battery
level or quality is low.
⚫
It is recommended to fully charge the adapter when using it for the first time or before putting
it away for storage.
⚫
Charge the adapter at least once every 3 months when not using for a long time.
Pairing in TX Mode
1.
Set the adapter to TX mode, connect it to your Non-Bluetooth audio transmitting device.
2.
Place your Bluetooth audio receiving device like earphones / speakers within 3 feet / 1 meter
range and set it to pairing mode.
3.
Turn on the adapter and tap Multifunction Button twice to enter pairing mode. The TX
indicator will flash fast blue. After approximately 10 seconds, pairing will complete with the
TX indicator staying solid blue.
Note:
⚫
When connected with OPT Audio Input, please set your audio transmitting device to PCM
mode.
⚫
The adapter is unable to pair with audio transmitting devices e.g. smartphone in TX mode.
⚫
To clear the pairing history in TX mode, tap and hold the Volume + for 7 seconds with the TX
indicator and charging indicator flashing twice at the same time.
Operation and Function
Toggle it to turn on / off the device.
Toggle it to set the adapter between RX / TX /
Bypass modes
Tap twice to enter paring mode
Tap once to play / pause music in RX mode
When the device is on, tap and hold for 7 seconds
to turn on / off the HD mode
Tap and hold it and plug in the charging cable at
the same time to restore to factory settings
When the device is on, tap once to switch between
OPT / AUX mode
Tap to increase volume in RX mode
Tap and hold to turn to next track in RX mode
Tap to decrease volume in RX mode
Tap and hold to turn to previous track in RX mode
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