The Boss MCK1306 head unit is optimized for iPods and can also use an MP3 player or USB flash drive as its primary music source. This receiver is not a CD player, but is designed with front panel aux-in input and USB and SD memory card ports. The Boss MCK1306 Receiver also features AM/FM tuner, illuminated control buttons, separate bass and treble controls, and RCA outputs. UV-resistant plastic and weatherproof grille. 50 watts x 4 output. This Boss stereo receiver package includes wireless remote control, stainless steel mounting hardware, soft-wire AM/FM antenna, 3.5mm-to-3.5mm iPod/MP3 connection cable, and two 6.5" dual cone speakers with 50 watts RMS/150 watts peak per speaker.