RGBlink IC2 User Manual page 20

2. Audio
Sample Rate: refers to the sampling numbers to audio in 1 second.The higher the sampling frequency, the more
real and natural the sound will be restored. The product supports 48000.
In Mode:HDMI/3.5MM;
Out Mode:HDMI/3.5MM;
Volume: -10 as default
Auto Adjust/Audio Vo : ON/OFF
3. Color Setting
Brightness/Contrast/Hue/Saturation:adjustable;
Return Default:Click Reset to restore default value as 50
4. Advanced
IC2 User Manual 20