Description
Audio input: 4 groups of RCA Audio output: 2 groups of RCA/Headphone Jack Frequency response: 20Hz-20kHz Treble&Bass range: ±6dB THD: 0.04% typically Working voltage: 12V SNR:100dB(20Hz-20kHz) Input sensitivity: 0.775V Headphone output impedance: 32-300Ω Headphone max power: 160mW/32Ω Dimensons(W*D*H): 145*85*85mm Packing 1*Tube Preamp 1*Power Adapter