Pioneer's CDJ-800 MK2 retains the key design themes found in many of Pioneer's CDJ products with a stylish new silver metallic finish and metallic buttons. It has all the standard features of the preceding CDJ-800, including digital-vinyl cuing and seamless real-time looping, reverse and much more. Enhanced features include support for MP3 CD format and an improved 7-inch jog wheel. Quick Return - Enables a track to return instantly again and again to a cue point just by pressing the surface of the Jog Wheel. Wide Pitch Control - DJs can use the 100 pitch control range to create new sound effects from opposite ends of the sound spectrum and also to BPM match completely different tracks. System - Compact Disc Digital Audio System /Disc Format - CD, CD-R and CD-RW for CD-Audio and MP3 data Frequency Response - 4 Hz-20kHz / Signal-to-Noise Ratio - 115 dB or more (JEITA) Total Harmonic Distortion - 0.006% (JEITA) /Audio Output - 2.0 V Power Requirements - AC 120 V 60Hz /Power Consumption 20 W Unit Dimensions(WxDxH) - 12 x 13-9/16 x 4-5/16 inches Weight 8.8 lbs