SD-card mass-storage audio playback is added at this point in our Bluetooth Hands-free range to an already high-end list of features. Both Apple iPod/iPhone and Android devices are catered for on the KDC-BT47SD via its front mounted full speed USB input. Download our free Kenwood Music Control App to gain full control of your Android smart phones music storage and display of album, artist data etc.Virtually any colour of key illumination can be selected to match your cars dashboard illumination. On the hands-free front, your phonebook list is displayed for selection and previous call logs can also be used. Incoming caller number or name is also displayed before you allow connection. Also A2DP music streaming and control can be used for two equipped Bluetooth mobile phones. A high power 4 x 50watt built-in power amplifier will fill your car with high quality sound from any source.