Native Union Retro Bluetooth POP Phone - POPBT-BLK-ST  - Black Cord Free - no wires attached Roam freely at home or at the office Usb Charge- charge via USB Using a Pop reduces up to 99% of the radiation absorbed compared to a direct use of your mobile phone native 3.5mm jack to plug directly in your iPhone, Blackberry and latest MacBook's. One touch button for pick-up /hang-up directly from the handset Compatibility - works with Skype, Google Talk and other applications