This Amp is in good working condition. The Behringer A500 is a 600-watt studio power amplifier with specs including: power output of 2x300W into 4 ohms or 600W bridged mono; connections for balanced XLR, 1/4" TRS, and RCA inputs, with 1/4" jacks and binding posts for outputs; and a cooling system that uses convection to operate quietly. It also features a servo-controlled design, overload protection, and front-panel level metering with clip indicators Power and output Power Output: 2x300W at 4 ohms, or 600W in bridged mono mode. RMS Peak (per channel): 125W RMS / 175W peak at 8 ohms. RMS Peak (bridged): 375W RMS / 600W peak at 8 ohms. Inputs and outputs Inputs: Balanced XLR, 1/4" TRS, and RCA connectors for each channel. Outputs: Professional "touch-proof" binding posts and 1/4" TS connectors. General specifications Cooling: Advanced convection cooling for noise-free operation. Rack Space: 2U. Dimensions: 19" W x 10.14" D x 4" H. Weight: 19.4 lbs. Circuit Protection: Independent thermal overload protection with an LED indicator. Metering: Precise level meter with input clip and channel protection LEDs