30 Pin Female to Auxiliary 3.5 mm Output Male Converter Cable 4 ft for Sounddocks, Mp3 Player for Music (Black) iPod/iPhone Female End to 3.5mm Male Jack AUX Cable Convert many iPod/iPhone input into an input for any device with 3.5 mm jack Works with Most Bose Sound Dock (some not compatible) Does NOT work on factory installed ipod cables (VW, Audi, MB, BMW, Nissan, Infi, Ford, etc) Cable Length: 4 Ft.