Caution : the product don t have plastic cover. Please click:http://www.amazon.com/dp/B00A7IZN70 to buy the one with plastic cover
Specification
Output Power:40W + 40W (8ohm)
Frequency Response:10Hz -- 60kHz (±2dB)
Signal/Noise Ratio: ≥85dB (A)
Load impedance: 8ohm or 4ohm
Distortion:≤0.9%(28W)
Maximum Power Consumption:220W
Sensitivity:≤0.26V
Tubes: 6CA7T x 4 12AX7B x 2 12AU7 x 2