Audio input: 3.5mm AUX
Audio output: 3.5 headphone jack
Output power: ≥ 1100mW (32Ω)
Matched headphone impedance: 18-600Ω
Frequency response: 20Hz-30KHz
THD: <0.005%
SNR: ≥110dB
Working voltage: DC 12V
Dimensions(W*D*H):71*74*24mm
Packing
1*D2 Headphone Amplifier
1*6N3 Tube
1*Power Adapter