... and bass response Hands-free headset for your phone and ipod and shuffle You can control music playback, answer calls, pause ... : Brand NewWhat's in the packageOne headset w/ mic for iPod/iPhoneCompatible with:iPhone 4GiPhone 3GS (16GB/32GB), 3G (8GB/16GB), ... ), 40GB (Photo), 60GB (Photo), U2 Special Edition, 20GB, 40GB For iPhone iPod earphone with volume control and Mic.,more than 10 models available