Aftermarket 21pin Wire Harness Adapter: Used to replace the factory oem radio with your aftermaket new radio and let you add aftermarket radio with up to 4 speakers to your car.
Factory Antenna Adapter: Used to connect vehicle factory antenna to an aftermarket radio.
No Cutting Wires Required:Just plug the adapter directly into factory-installed wiring harness. [Compatible with non-amplified factory systems].
Standard EIA color codes: The harness meets EIA color codes, easy to install it by matching up the colors, provide a consistent and simplified installation
DA31 Packing List: 1 x Stereo wire harness; 1 x Car antenna adapter; 16 x Butt Connectors