Power Amplifier,high performance,good quality and reasonable priceProfessional amplifieir ,pa amplifier system, pro audio sound equipment.prolight and sound ,professional audio,video and light.Power Amplifier,high performance,good quality and reasonable price Professional Power Amplifiers The Studio Due amplifiers are professional tools designed and built for High-power cub installation worldwide, to meet demanding audio requirements and also for portable PA applications. SPECIFICATIONSModelS1.3S1.6S2.8S4.2Output 8Ohms 1KHz0.1% THD stereo Mode:2 x 350W2 x 550W2 x 700W2 x 900WOutput 4Ohms 1KHz0.1% THD stereo Mode:2 x 500W2 x 800W2 x 1000W2 x 1350WOutput 2Ohms 1KHz0.1% THD stereo Mode:2 x 750W2 x 1200W2 x 1500W2 x 2000WOutput 8Ohms 1KHz0.1% THD bridge Mode:1000W1600W2000W2700WOutput 4Ohms 1KHz0.1% THD bridge Mode:1500W2400W3000W4000WSignal / noise:103dB105dB105dB106dBSlew Rate:60v/μs60v/μs80v/μs80v/μsDamping factor:400:1450:1500:1550:1Fuse:T8AT10AT15AT20APower Supply:220V 50/60HzInput Sensitivity:0.775V,1.0V,1.55VFrequency Response @1 Watt into 8 Ohm:±0.1dB, 20Hz -20kHzTHD+N:≤0.01% @ 8Ω1kHzIMD:≤0.01% @ 8Ω at rate outputInput Impedance:20k Ohm Balanced or10k Ohm UnbalancedCrosstalk at Rated Output 8 Ohms 1kHz:≤-70dBImput CMRR:≤-75dBIndicators:Signal, Protect, Clip, LimitedNet Weight:21kgs24kgs30kgs33kgsDimensions:(mm)483W x 480D x 88H483W x 480D x 133H