PAC AAI-NIS2 Auxiliary Audio Input (Nissan & Infiniti) (Discontinued by Manufacturer) 2003-2007 Nissan/Infiniti Vehicles. Plug And Play Audio Inputs Retains data in vehicle 12 volt acc output 2-Position Retractable Cord For Easy Portability Interfaces Input Sources From Dvd, Vcp, Mp3, Satellite Radio Or Playstation Lower Cost &amp; Higher Quality Sound Than An Fm Modulator Comes With A 3-Position Switch Between 2 Auxiliary Inputs &amp; The Factory Slave Unit