TT79-L Quadlock to ISO Adapter Cable for Audi with Impedance Converter (High-to-Low), Plug & Play, Compatible with Factory Amplifier

Connection Steps:
1. Connect the high-to-low impedance converter as follows:
- Connect the 4 RCA audio output plugs of the adapter cable (FL, FR, RL, RR) to the 4 RCA audio input connectors of the high-to-low impedance converter as follows:
* Audio connectors FL and FR: connect to the box marked “F” of the two high-to-low impedance converters, white to white, red to red.
* Audio connectors RL and RR: connect to the box marked “R” of the two high-to-low impedance converters, white to white, red to red.

2. Use the 40-pin Quadlock adapter cable to connect the power plug of your car radio to the power plug of your vehicle.
Very easy, plug & play, no damage to your vehicle’s original wiring.

Package Contents:
- 1 * 40-pin Quadlock adapter cable with anti-noise filter for AUDI A3/A4/TT Audio Anti-Noise