VocoPro DA-2200Pro Professional Digital Key Control/Digital Echo Mixer 6 Mic Inputs with 3 individual Volume controls. 19" Rack Mountable (mounting brackets included) 110V/240V Switchable Power. Shipping Dimensions: 15" (L) x 22" (W) x 5" (H). Shipping Weight: 12 lbs. 110V/240V Switchable Power. Shipping Dimensions: 15" (L) x 22" (W) x 5" (H). Shipping Weight: 12 lbs. The 11-step digital key controller Professional digital echo with repeat and delay controls Multi audio controlTwin stereo audio/video inputs.