5.Bluetooth Reconnection
5.1 When BH281A powers on again, it will enter reconnection state: connect to last two paired
devices by priority.
5.2 If it fails to reconnect in 22 seconds, BH281Awill enter pairing mode; you can also short press
the “ ” button to enter pairing mode at once.
Note: To shorten reconnection time, you can turn on a Bluetooth headphone and then turn on
BH281A.
6.Clear Pairing List
When BH281A is in power-on state, long press the “ ” button for 5 seconds to clear pairing list
with red and blue indicator lights flash twice simultaneously (the overlapped indicator lights will
be mixed). Then, BH281A enters pairing mode.
7.Low Battery Warning and Charging Indicator
7.1 When the battery is too low, its red indicator light flashes. Charge the transmitter with 5 V
power.
7.2 When charging the transmitter, the red indicator light stays on. And it will go off when the
transmitter is fully charged.
Note
1. Charging during the operation may cause noise or current sound because the power or current
may be unstable.
2. If BH281A can’t be paired to two devices simultaneously, please reboot BH281A and try
pairing again.
3. It’s recommended to use two headphones with the same chips, which can avoid possible
intermittent music, no sound or disconnection etc.
4. BH281A cannot be paired with smartphones or other similar devices. It can only be paired to
Bluetooth headphone or Bluetooth speaker.
5. For a better music quality, it’s recommended to select headphones of a same model when
pairing BH281A to two headphones simultaneously.
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