Generic Stereo Headset Extended Adapter for Apple iPhone 3G, 3GS, 3.5mm - Black Adaptor converts the phone's own audio output into a universal 3.5 mm output 3.5 mm output means unlimited possibilities of device to broadcast the audio sound / music from your phone Adapter allows connection to any 3.5 mm stereo headset or portable speaker, including other iPod headsets Adapter also allows your phone / PDA to connect to any home stereo system [Note: May require additional RCA Y-Cable] Compatible with: Apple iPhone, iPhone 3GS 16GB / 32GB / apple iPad 16 / 32 / 64 GB