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Bluetooth 4.2 Audio Transmitter Receiver Board 3.7V~5V 10M Distance MP3 Decoding Wireless Module Speakers Diy 3.5mm for Arduino
DescriptionIf the bun is in the transmission mode, the power-on automatic search can be connected to the device, if not found, will continue to search until found. The button on the module is a multi-function button (1), long press is playing pause, (2) short press is adjusting the volume, adjusting the volume can be saved by power off, volume adjustment is from large to small, then from small to large (3), the volume of Bluetooth is not adjustable, if you want to adjust, you can only adjust the volume of the receiver (1), module. Supporting CR0USB power supply, that is, Android charging line power supply, connect to the computer or charging head, 5V can be, (2) there are battery interfaces on the board, pay attention to the positive and negative poles (3), connect the computer will enter the sound card mode, that is, play the audio of the computer. Simple power supply, please connect the charger head and the matched equipment must enter the matching mode, in order to be found by our transmitter module, the installation of the transmitter module can not be surrounded by the iron shell, because the superfluous interface on the metal ash absorption wireless signal module is ignored, which is tested by our factory.
Package Included1 Pcs Bluetooth 4.2 Audio Transmitter Receiver Board
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