JVC KDBT1 CD receiver with built-in MOSFET amplifier (20 watts RMS/50 peak x 4 channels) plays discs loaded with MP3, WMA, and AAC files (except Digital Rights-protected files) fold-down, detachable face with variable-color 3D graphics display 24-bit Burr-Brown digital-to-analog converter inputs: built-in Bluetooth, USB input, optional auxiliary input