PAC AAI-TY3 Auxiliary Input Adapter for Select Lexus/Scion/Toyota Factory Radios Auxiliary Input Adapter for Select Lexus, Scion and Toyota Factory Radios Convert 12-pin satellite/CD changer port of OEM radio to RCA level audio input Plug and play installation maintains factory wiring integrity Provides auxiliary audio input to factory radio.Not compatible with radio models AD6809 or AD6810 Direct audio inputs for excellent sound quality