Works On MOST Apple Dock Radios, Home Stereos, Car Adapters. NOT every single thing has been tested (would be impossible) so its NOT guaranteed to work on EVERYTHING. DOES NOT WORK ON: Factory installed/equipped iPod plugs (VW, AUDI, MB, BMW, NISSAN, INFINITI, FORD, ETC) IGNORE REVIEWS THAT SAY OTHERWISE! iHome, Phillips & Panasonic Home Stereos. Car USA Spec & DICE/Audiovox Adapters. DOES WORK ON: BOSE Sound dock, Sony Home Stereo (EXCEPT Sony Models ICF-CS15IPBLK & MHCEC609IP), Beats By Dre, Logitech stereo. Most Car Adapters by PAC, iSimple, PIE, Grom. (not every single kit works). NOT TESTED: Alpine, Sony, Pioneer, ALL Aftermarket Car Radios. If in doubt it will work, contact us BEFORE you buy. Please don"t purchase unless you realize not every ipod plug works w/ this cable.