CDE-HD137BT - Alpine In-Dash 1DIN CD/MP3/USB Receiver with Bluetooth and HD Radio CD receiver with AM/FM tuner featuring 12 FM memory presets and six AM. Built-in MOSFET amplifier (18 watts RMS CEA-2006/50 peak x 4 channels) Built-in Bluetooth for hands-free calling and audio streaming Built-in HD Radio tuner Pandora playback via iPhone, Android and BlackBerry