BOSTON 100 (BOS100) The CD/MP3 receiver radio delivers music through quality audio preset and more. Play your favorite music from removable storage devices using USB Port and SD Card Slot. The AUX in lets you play music from MP3 or other portable electronic devices! And amazing features that includes 30 memory stations that will allow you swiftly switch to favorite channels and also enjoy hands-free experiences with a full function remote control. Blaupunkt 40Wx4 CD & MP3 Receiver with USB, SD, AUX input on Front Panel: AM/FM-MPX2 Band Radio Auto Memory/Preset Scan PLL Synthesizer Tuner Removable Face Plate Electronic Shock Protection 30 Memory Station MP3 Playback with ID 3 Text Function Preset Equalizer (Rock/Pop/Classic) Clock Display Function RCA Line-Out Aux 3.5mm Input USB Connection and SD Card Slot Full Function Remote Included Front Audio In 4 x 30 Watts Remote Control 4 Channel Audio Output .