NAXA Electronics NCA-609 In-Dash MP3 Player and Receiver with Detachable Faceplate Built-in amplifier delivers 160W max power over 4 channels Plays digital MP3 and WMA audio USB port provides a quick and easy connection for MP3 players or USB memory sticks AUX audio input for use with smartphones, tablets, MP3 players, and other devices with a 3.5mm headphone jack AM/FM radio with digital preset tuning