With its plentiful 3-line display and big ol' multi-function knob, Sony's DSX-B700 digital media receiver makes convenience a priority while still looking sleek. Built-in Bluetooth enhances your dash, giving you wireless music streaming and hands-free calling with a connection to your smartphone. Plus, you can enjoy AM/FM radio and your entire digital music collection via the front panel USB. Sony also expands control of this hearty receiver with its free Music Center app, which lets you switch sources, craft your sound settings, and access basic receiver functions from your smartphone. Built-in Bluetooth technology for hands-free talking and audio streaming Connect two phones with Dual Bluetooth Works with most Bluetooth enabled cell phones Includes an external wired microphone for clear, convenient, distortion-free talking Spotify and Pandora control via iPhone and Android MP3 ID3 Tag shows album information, song, band MP3/WMA/AAC/PCM/FLAC Playback via USB 10-band graphic EQ Rear USB Input 3 Sets of 2V preamp outputs (front, rear and mono subwoofer)