DIY Modified Speaker MP3 Decoder Board Bluetooth Receiver Board 6-39V
With Power Cord, Two Audio Cables Modification of desktop speakers, cars, etc., wide input voltage, easy to install. Versatile, multi-purpose: U disk player, Bluetooth player, radio, phone function, downloadable APP player, adjustable volume and 7-segment EQ in APP software main feature: 1, automatically switch to external input when Bluetooth is not connected 2, wide power supply voltage range of 6-39V, can be directly connected to the power input of the power amplifier board. No heat, no noise 3, the receiving distance is far, the onboard antenna can also be connected to the external Bluetooth antenna 4, the receiving board size small PCB board size 5CM * 5CM board height 1CM, easy to install inside the machine extensions: 1. Telephone function, need to increase the electret micropho.
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