This product provides the comfort and convenience of wireless headphones for almost any Bluetooth-enabled iPod or mobile/cell phone. With Bluetooth digital transmission, you'll always get crystal clear sound whether you're listening to music or talking on the phone using the built-in fold-out microphone. You can even listen to your iPod, seamlessly switch over to a phone call by touching the handy control button on the headphones, and then resume iPod play without missng a beat! And its's easy. The headphones link to the included transmitter automatically, with no computer or software required.