Bluetooth 5.0 Sound Card with 40 mAh Battery and Volume Controls



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Bluetooth 5.0 card - With backup battery
Audio card for multiple uses, the audio input is via Bluetooth source, the speaker output must be connected to the two AUX + and - wires

Given the size of the card is not suitable for powering speakers larger than 3 cm, we recommend using an amplifier.
Integrated controls, Volume + and -
Multifunction key with Start and Stop track, call answer telephone, Pairing

Onboard connector to recharge the battery
USB charging cable included

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