Used!C2K-2.0X - Zapco 2-Channel 400W RMS Amplifier Features & Specifications: Stereo, 4 ohms: 2x50 Watts Stereo, 2 ohms: 2x100 Watts Stereo, 1 ohms: 2x200 Watts Bridged, 4 ohms: 1x200 Watts Bridged, 2 ohms: 1x400 Watts T.H.D. + Noise: <0.02% Frequency Response: 20Hz - 20kHz; +0 dB/-0.35 dB S/N Ratio: >100dB Transient Distortion: <0.01% Slew Rate: >26V/uS Damping Factor: >900 Input Sensitivity: 1-4 Volts or 4-16 Volts Dimensions: 13.5L x 8.75W x 2.375H -Chassis design allows infinite customization options by replacing slide-in trim panels to personalize any installation -SymbiLink™ Balanced Technology provides up to 16 volts of balanced input for the cleanest, quietest signal possible -Pre-clip and output clip indicators to maximize performance settings -Symmetrical, discrete power amplifier circuitry -Fuse, short circuit, high temperature, DC offset, and over voltage protection -Dual color LED for power and protection indications -25-amp High Current Bi-Polar output devices -50-amp MOSFET switching devices -Optically isolated power supply -Gate Drive Boost maximizes power supply efficiency and improves overall performance -Very high damping for excellent speaker control -Surface Mount Technology w/1% resistors, precision capacitors, and massive ground planes -High Current design allows 2 ohm mono loads for use as a bass amp with low Z woofer systems -Four layer PC board with heavy 2 oz copper -Variable electronic crossovers (Input & Aux Out) -Pass-through output -Sub-sonic filter for speaker protection -Switch for use as stereo, single L ch. or R ch. bridge -L+R sum mono for use as a bass amp -Dual cooling fans allow any mounting position International Shipping: Free shipping DOES NOT APPLY to Puerto Rico, Hawaii, Guam, Alaska or any country outside of the United States.Please message us for shipping quotes. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyers responsibility. Please check with your countrys customs office to determine what these additional costs will be prior to bidding/buying. These charges are normally collected by the delivering freight (shipping) company or when you pick the item up – do not confuse them for additional shipping charges. Warranty: Each and every product for sale on ebay.com by woofersetc is covered under a (1) One Year Warranty, and can be returned for a period of (1) one year for warranty service. If you have purchased a product from us within the last one (1) year, and it is failing to perform as intended by its manufacturer, please email customer service. You will be issued a Return Authorization Number. Returns will not be accepted without a previously issued RA#. In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. Protect Your Product With a Consumer Priority Service Warranty