2.4G Wireless Digital Audio Module Wireless Speaker Transmitter & Receiver
44.1K sampling rate,24bit AD sampling to achieve nondestructive high-fidelity digital audio transmission
maximum distance 100 meters on open ground.
working current: 50mA
working channel: 16CH
input impandance: 600ohm
output amplitude of the audio signal: 0.3-1v
1. schematic attached in the tital pictures
2. please connect the power on the item. input analog signal to the transmitter, then you will receive the signal in receiver
3. if the leds on both boards flick twice, the two boards get a pair
4. if there is other signal influence the board, please press the button on the transmitter. you will see the LED get flick, and the led on the receiver flick as well, they will jump to another channel. we have 16 channel.