SP1680 Technical Parameters Introduction:

Signal to noise ratio: 112dB (A weighting).
Frequency response: +/-0.1dB(20-20Khz), +1/-3dB(10-85Khz).
Distortion: ≤0.02% (1KHz, 1w)..
Damping factor: 200 (20Hz~20kHz, 82 load).
Input impedance: balanced 2V/18KΩ.
Speaker output: mono.
Output power: 680W (8Ω).
Power supply voltage: ~220V±10%.
Maximum power consumption: 2000W±10%.
Body color: black brushed texture
Material: Aluminum alloy
Net weight: 60kg
Size: 443mmx380x460mm (W*H*D)