Rotel RB-971

Power output: 70 watts per channel into 8 ohm(stereo), 180 watts into 8 ohm (mono)

Frequency response: 10Hz to 100kHz

Total harmonic distortion: 0.03%

Damping factor: 500

Input sensitivity: 1V

Signal to noise ratio: 116dB

Speaker load impedance: 4 ohm (minimum)

Dimensions: 440 x 92 x 334mm

Weight: 7.2kg