The Kenwood KDC-BT41U is the first in a range of Bluetooth hands-free solutions which also has iPod/iPhone direct control and USB features. 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. Other USB music storage devices can also be connected such as a portable hard-drive, USB stick etc. A cool blue 13-character display gives easy visibility even in sunny conditions. A high power 4x50watt built-in power amplifier will fill your car with high quality sound from any source.