Output power: 32W + 32W (8 O). Frequency response: 10Hz - 70kHz (- 2dB). Signal to noise ratio: = 90dB (A-weighted). Load impedance: 4 O - 8 O. Electronic tube: el34 × 4, 12au7 × 2, 12AX7 × 1, 6z4 × 1.Size: 355mm 400mm 220mm (L W H). This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "aoshida-hifi-us" and is located in this country: CN. This item can be shipped worldwide.