Feature:1. 4 Channel Power Amplifier: This professional digital power amplifier features 4 channels, providing massive and efficient power output of 4 x 1150W RMS at 4 and 4 x 600W RMS at 8.2. Cutting Edge D Class Amplifier: Utilizing D class amplifier technology, this amplifier offers unparalleled performance with outstanding power efficiency in a lightweight design.3. XLR SPEAKON Connectivity: Easily connect your speakers and subwoofers with 4 XLR inputs and 4 Speakon outputs. The STEREO or PARALLEL switch guides signal flow effectively for diverse sound effects.4. Safety Ensured: The professional power amplifier is equipped with fuse holders and LED indicators for overload, overheat, and short circuit prevention. A 3 second start delay and built in limiter ensure activation and prevent distortion.5. Robust Construction: The 1U rack mountable chassis features a sturdy metal structure that can withstand the most demanding requirements for long lasting durability.Specification:Item Type: 4 Channel PA DJ Power AmplifierMaterial: MetalFrequency Response: 20Hz-20KHz 0.5dB at 1W at 8RHarmonic Distortion: 0.02 at 1KHz/8RSignal to Noise Ratio: 105dBInput Sensitivity: 0.775VInput Impedance: 20K balanced input, 10K unbalanced inputDamping Factor: >1000Conversion Rate: 50V/us.Package List:1 x Amplifier1 x Supply Adapter1 x Instruction Manual