DETAILED DESCRIPTION:
APPLE MADE THE iPHONE WITH A RECESSED HEADSET PORT :(
MANY STEREO HEADSETS WILL NOT FIT IN THE 3.5mm JACK OF THE iPHONE. YOU NEED THIS ADAPTER. NOW YOU'LL BE ABLE TO PLUG IN ANY 3.5mm HEADPHONES. CORD IS APPROX 3.5in. GREAT QUALITY AND ZERO STATIC.
THE MALE END PLUGS INTO iPHONE. FEMALE END ACCEPTS ANY 3.5mm JACK (ie. BOSE STEREO HEADPHONES, CAR STEREO FM TRANSMITTER 3.5mm CORD)