GOgroove SMARTmini AUX Bluetooth Hands-free Car Kit with A2DP Streaming for Apple iPhone 5 , 4S , 4 , 3GS , 3 Superior Bluetooth wireless technology provides you with a hands-free play and call solution for your Bluetooth-enabled smartphone or tablet Enhanced voice detection and noice cancelling microphone makes hands-free calling a breeze! Compact and simple design - directly plugs into the AUX port on your in-car sound system while keeping a low profile Seamlessly switch between listening to your favorite tunes and making calls on the go! QUALITY GUARANTEED - All GOgroove Audio Products are backed by Accessory Power's Industry-Leading 3 Year Warranty