Model Number: M-2 Brand Name: SHIYA Key Specifications/Special Features: Features:1. H type circuit 3U steel case2. Smart electronic protection3. Multiple detection and protection4.Support working at 4Ω for longtime5. Wide range of input short pressure limit6. M series of professional power amplifier is designed for application in engineering specially, as the installation environment using of engineering is better than flow show, therefore, appropriate to reduce the design for resist bad environment to avoid unnecessary exprense for users. Adopts design of super power supply in independent power amplifier rectifier filter. SpecificationM-2 M-3 M-4 M-5 M-6 M-8 M-12 8ΩStereoPower 2x250W 2x350W 2x450W 2x550W 2x650W 2x800W 2x1000W 4ΩStereoPower 2x350W 2x450W 2x600W 2x700W 2x900W 2x1000W 2x1200W 2ΩStereoPower 2x650W 2x1000W 2x1200W 2x1300W 2x1400W 2x1600W 2x1800W 8ΩBridgedmonooutput 780W 1200W 1400W 1500W 2100W 2400W 3600W FrequencyResponse 20Hz-20KHz(±0.3dB) THD Crosstalk >70dB@8Ω1KHz InputImpedance 20KΩ(Balanced)/10KΩ(Unbalance) InputSensitivity 0.775V/1.0V/1.4V Protection Overheat,shortcircuits,DClimitedandsoftstart,Outputrelay-ZeroSwitch,SmartCliplimiter. Height 3U