Specification:
Item Type:LED Audio Level Display Module
Material: PCB
LED: 3 mm.
Power supply: 12V 250mA
Input sensitivity:
Low input: 150mV to 6V rms (47K)
High Input: 1.5V to 60V rms (470K)
Application:
Wiring instructions: for connecting a preamplifier or microphone Amplifier: Red: Connect to the positive pole of the power supply 12V. Black: connect to the negative pole of the power supply 12V. Yellow: connect to the positive signal line. Green: Connect to the negative signal line (outer layer, shielding layer). How to connect the speaker connections: 1. You need to remove the yellow wire and solder it to the high position.2. Connect the blue cable to the black connector of the speaker and the yellow wire to the red connector of the speaker.3. It should be noted that the power earthing cable and the signal grounding cable of the panel power supply should be connected to each other.
Packing list:
1 x LED audio level display module.