Brand: RetroSound Manufacturer's Part Number: WB3-M4-03-73 Part Type: Automotive Radios Product Line: Retro Sound USA Wonderbar Radios Summit Racing Part Number: RES-WB3-M4-03-73 UPC: 704438976271 Radio Size: Custom FM Tuner: Yes AM Tuner (MW): Yes CD Player: No Satellite Radio Ready: Yes HD Radio Ready: No Display Color: Adjustable multicolor Radio Face Finish: Chrome Radio Button Finish: Chrome Bezel Included: Yes Bezel Color: Chrome Radio Knobs Included: Yes Radio Knob Finish: Chrome Bluetooth Capable: Yes USB Port: Yes SD Card Slot: No Auxiliary Input: Yes Peak Output: 45 watts x 4-channel RMS Output: 25 watts x 4-channel Preamp Outputs: 4 Preamp Voltage: 2.85 volts Remote Included: No iPod Compatible: Yes Quantity: Sold individually. Retro Sound USA Wonderbar Radios RetroSound(R)'s Wonder Bar(R) is the most technologically-advanced radio ever made for your classic. The compact size installs easily and discreetly behind the dash for a fully integrated look. Wonder Bar(R) features built-in Bluetooth(R) connectivity for hands-free phone calls and wireless audio streaming. This radio features a working Wonder Bar - use the Wonder Bar to tune up and down on the radio and use it to sort through folders on your flash drive. It features a 32，000 color display to customize your radio to your vehicle's interior. A rear-mounted USB port for MP3/WMA music files plus two standard auxiliary inputs are included. Wonder Bar? has a built-in 25 watts x 4 channel power RMS MOSFET amplifier as well as front and rear RCA pre-outs， to add external amplifiers. It mounts seamlessly into your dash， with no additional faceplates or bezels needed.