Crown CDI4000 2 Channel CDi Series Power Amplifier 1200 Watts at 4a DSP USB The 2 RU rack-mountable Crown Audio CDi 4000 is a rugged, lightweight commercial power amplifier designed for dual-channel or bridge-mono operation in installed audio applications such as restaurants, retail stores, warehouses, offices, and more. The CDi 4000 provides accurate, uncolored sound with low distortion for excellent music and vocal reproduction. It delivers 1200W per channel at 4 Ohms, and supports multiple low-impedance configurations, as well as 70V and 140V constant-voltage systems. Features- Extremely versatile; rated for 2-, 4-, 8-ohm loads and 70V and 140V outputs. Switch-mode universal power supply. Intuitive front-panel LCD screen for quick, easy configuration. Onboard digital signal processing includes crossovers, EQ filters, delay, and output limiting. Up to 20 user defined DSP presets are available. Specifications- Channels- 2 Sensitivity (for full rated power at 8 ohms)- 1.4V Rated Power Output (per channel @ 4 ohms)- 1200W Stereo Signal to Noise Ratio (below rated 1 kHz power at 8 ohms)- 100 dB (A-weighted) THD- 0.5% Damping Factor (20 Hz to 400 Hz)- 500 Frequency Response (at 1W, 20 Hz - 20 kHz)- + 0 dB, -1 dB Crosstalk (below rated power) 20 Hz to 1 kHz- 70 dB Input Impedance (nominal)- 20k ohms balanced, 10k ohms unbalanced Dimensions- 3.5" x 19" x 12.25" Weight- 22.0 lbs IEC Power Connector- 15A Echotone Music LLC is an experienced E-commerce Audio Visual Equipment dealer since 1998. We take pride in selling Pro Audio gear for musicians, sound engineers, production companies and broadcast applications. Shipping -Pro packed shipped USPS, UPS or Freight Service. Contact us pay for 2 day air upgrade on any unit. We are working hard to get your product ( built if needed), processed shipped. Processing times vary, 2-30 days Returns/Refunds- If there is truly a manufacturing defect a return tag will be provided. Otherwise customer pays for return shipping. Returned items must be sealed/unopened to qualify for a full refund. Refunds are for the Item cost only. Gear returned with out all its original packaging, accessories or shows signs of wear, is subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. What products can not be returned? - International Sales Clearance items, Custom Builds, Road Cases, DT12 items, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, computers, vacuum tubes, earbuds, harmonicas raw-frame speakers, turntable cartridges, fog fluid