The Marathon DCM-2000MKII PROFESSIONAL Dual CD Player and Mixer with Pre-Amp is an all-in-one convenient, compact and rugged unit. Easy to read and well laid out controls, make this CD/Mixer combination the perfect choice for the seasoned professional and novice alike. Simple direct track access, pitch bend (like pushing + or dragging – the CD), Pitch Slider (speed range from -12% up to +12%), Search (engages jog wheel for quick and easier music search), Single or continuous play CD option, Repeat your favorite track button, choose to display time played or time remaining, Loop your favorite part of the CD on demand at the push of a button. Connect an external Turntable, portable MP3 / Mini-Disc / DVD Audio / iPod / Cellphone or any audio source with RCA audio connections at the back or 3.5mm connections (located on top for quick & easy hookup) Channel 1 and 2 fader with adjustable gain to better match equal levels of volume and 3 adjustable equalization knobs, to fine tune the desired levels of High, Mid, and Low range frequency for Channels 1 and 2. Master level output controls minimum and maximum output to your amplifier or powered speakers. DJ / Microphone level knob adjustment (rear DJ / Microphone ¼ Inch es phono plug or XLR cannon type connection). Adjustable Headphone CUE level (for monitoring / preview of music source beforehand). Professional “Balanced xLR style Left and RHight outputs for superior sound quality and great for longer signal runs. The specifications: Frequency Response: 20Hz – 20KHz, Signal/Noise Ratio: (-65 dB), Harmonic Distortion: 0.1%, Sampling: 44.1 KHz, Oversampling: 8x, Load impedance: more than 47k ohms, Speed edge (pitch): (+/- 12%), Dynamic: 80 dB, Cross talk: 60 dB, Lineal quantification: 24 bits, Power Supply: 110 – 230V AC 25W, Dimensions: 19 x 10.25 x 5 Inch es, W: 14 lbs.