use:
It is used to change the audio into a function that can remotely control the volume,
The power-on delay with mute version turns on the audio output, and the MUTE button on the remote control is the mute button
Introduction:
1. Power supply voltage: recommended DC 8~12V, the limit cannot exceed 24V
2. The infrared remote control distance is within 7 meters
Signal input wiring port introduction:
L_IN--->L channel signal input
GND--->ground
R_IN--->R channel signal input
Signal output wiring port introduction:
L_OUT--->L channel signal output
GND--->ground
R_OUT--->R channel signal output
Introduction to the power supply port:
VDD--->DC power supply positive pole
GND--->DC power supply negative
![](https://ae03.alicdn.com/kf/S80ff83fcfbd64cea8915a2000bc31f28N.jpg)
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![](https://ae01.alicdn.com/kf/S3eb7099060e44597b004a150134fb460k.jpg?width=1000&height=1000&hash=2000)
![](https://ae01.alicdn.com/kf/S7ccef1b9deb54c958a9f364483c0291d8.jpg?width=1000&height=1000&hash=2000)