Description
Audio input: Bluetooth / stereo RCA Audio output: stereo RCA / 3.5mm headphone jack Matched headphone impedance: 16-300 Ω RAC line output: 0.9vrms Signal to noise ratio: 106db Distortion: 0.3% Treble adjustment range: ± 6db Bass adjustment range: ± 10db Frequency response: 20HZ-20KHZ Working voltage: DC 12V Dimensions(W*D*H): 115*129*40mm Packing : 1*Tube Preamp 1*12V Power Adapter