Digital SPDIF Audio Output
Connect your external amplifier / DSP to the SPDIF digital output directly for ultimate sound quality;
If your external amplifier / DSP doesn't comes with SPDIF input, you will need to connect the amplifier / DSP via FL/FR out & RL/RR out.

How to connect the steering wheel control?
1. Key 1 and key 2 is for steering wheel control. You need to connect the key 1 or key 2 or key 1 and key 2 with your original steering wheel control wire, GND (black wire ) should be connected as well. After connected, you should go"Setting-General-Steering wheel control" to learn
2. "ILLUM" wire is for button light control wire. You need to connect this "ILLUM " wire with your original car headlight wire. Then button light works "
3. Back " wire offers power for your reverse camera "
4. ACC" "BATT" "GND " wire is important on powering the head unit "
5. ANT.CONT " wire offers power for your radio antenna "
6. Brake" wire no need to be connected. The function has been built-in the head unit
Note: If your car has the Canbus, you need to buy the Canbus decoder to decode your factory steering wheel control.

What's in the box?
ISO Harness with Connector×1
External Microphone×1
GPS Antenna×1
USB Cable×2
User Manual×1