Kenwood’s KDC-W4044UG includes an easy to use front USB input, devices such as portable Hard Drives, USB sticks etc can be directly connected and powered. The control knobs then are used for searching files, folders, tracks etc. Mobile MP3 players such as iPods can also be connected via an illuminated front audio input socket (AUX). A cool blue display gives easy visibility even in sunny conditions. And a high power 4x50watt built-in power amplifier will fill your car with high quality sound from any source.