Power output: 12 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 30kHz Total harmonic distortion: 0.7% Damping factor: 30 Input sensitivity: 10mV (mic), 3mV (MM), 200mV (line) Signal to noise ratio: 50dB (mic), 50dB (MM), 60dB (line) Speaker load impedance: 4Ω to 15Ω Valve complement: 6 x ECC 83, 4 x EL 84 Dimensions: 400 x 100 x 320mm Weight: 11kg