- Color: Golden
- Material: Aluminium alloy
- Maximum input voltage: 450mV
- High-end design of the control system

- Can satisfy the majority of speakers for headphones' demand- Elaborate design for servo stabilized voltage circuit- Dual signal input- With the forestage amplifying output- High-end product of preamplifier- Golden yellow aluminium material design shell

- With 3.5mm earphone interface、 volume gain knob、 power switch and an indicating lamp、 Channel selection in close proximity to the knob
- SNR: 110dB (A)

- Output power: 150mW- Distortion: - Channel separation: >/= 65dB- Frequency response: 20Hz~20KHz- Output noise: <0.1mV- Output load impedance: 32 ohms- Input impedance: 10K ohms- With 3.5mm earphone jack- Power supply: 9V- Packing list:- 1 x Amplifier- 1 x AC 220V power adapter (US plug / 106cm)

- 1 x Audio cable (95cm)

Dimensions: 4.33 in x 2.56 in x 1.57 in (11.0 cm x 6.5 cm x 4.0 cm)
Weight: 5.75 oz (163 g)