Specifications: Output Power:40W+40W (8Ω) Frequency Response: 10 Hz-76KHz(±2dB) Distortion: ≤0.9%（28W） SNR:≥85dB Input Sensitivity: ≤0.26V Tube: EL34B*4 12AX7*2 12AU7*2 Load Impedance:4Ω-8Ω Maximum Power Consumption:about 220W Size: 19*13*7 inches(L*W*H) Gross…