1. Two Inputs, Two Outputs and Two Bass Outputs
2. Operating Voltage: 8V~ 30V
3. Amplitude-frequency Characteristic: 5Hz ~ 50kHz. Shown As the Chart
4. Phase Characteristic: 5Hz ~ 20kHz. Shown As the Chart

5. Harmonic Distortion: 0.003%
6. Anti-interference Ability (Common Mode Rejection): 90dB
7. Signal to Noise (S/N): 106dB
8. Moistureproof and Shockproof Design.

Energy Conservation and Environmental Protection
9. Dimension: 90 X 68.5 X 22 MM
10. 1 year product warrenty.