Amplifier 4 channel SA-4800

Operating power: 4x 1200W @ 8Ω, 4 ​​x 1800W @ 4Ω, 2 x 2400 W @ 8Ω bridge
Frequency range: 20~20K Hz (+/-0.2dB)
Input sensitivity: 0.775V/1.0V/1.4V adjustable
S/N Rate: >105dB
Distortion rate: 0.05%
Operating voltage: 200V-230V/50Hz-60Hz.