This is the best amplifier Luxman ever produced. Many companies used this amp as reference. This amplifier has real separated amps and completely separated power supplies. It has tape dubbing facility with rec-off and a double tone compensator. It has no conventional tone amp with usual +/- 10dB tone-control, the tone amp is omitted. It has a 2 way subsonic switch. And pre-out / main-in sockets. Also an excellent High Quality RIAA-phono amp inside with outstanding specs. These series of Luxman audio components soon got legendary by their outstanding build quality and exceptional good quality sound, even after decades of service. The Luxman L-10 is a brand new real-time processed DC integrated amplifier, simple and slim in appearance yet offering truly substantial performance Specifications: Power output: 55 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 20kHz Total harmonic distortion: 0.015% Damping factor: 80 Input sensitivity: 3mV (MM), 300mV (line) Signal to noise ratio: 90dB (MM), 100dB (line) Output: 300mV (line), 0.3V (Pre out) Dimensions: 438 x 363 x 78mm Weight: 10.5kg