Great sounding and quality set, which you can of course expect from Technics. Specifications SA-GX130D: Tuning range: FM, MW Power output: 40 watts per channel into 8Ω (stereo) Frequency response: 10Hz to 40kHz Total harmonic distortion: 0.5% Damping factor: 40 Input sensitivity: 3mV (MM), 200mV (line) Signal to noise ratio: 80dB (MM), 90dB (line) Channel separation: 55dB (line) Output: 200mV (line) Speaker load impedance: 4Ω to 16Ω Dimensions: 430 x 125 x 305mm Specifications SL-PS670D: Disc format: CD Digital converter: MN6474, 1-bit MASH CD Mechanism: CDM-12.1 Frequency response: 2Hz to 20kHz Dynamic range: 98dB Signal to Noise Ratio: 107dB Total harmonic distortion: 0.0027% Line output: 2V Digital connections: optical Dimensions: 430 x 114 x 290mm Used object: may/has traces of use, dust, scratches etc. Take a good look at the photo's.