Specifications:
Power Supply: AC100~120V/220~240V
Output Power: 500mW(600/300O load)
Frequency Response: 10Hz~30KHz( ± 0.5dB)
Gain: +16dB
S/N: 110dB
THD+N: =0.1% ( 1KHz)
Suitable Headphone Impedance: 60O~600O
Size: 9.84x4.33x6.3cm
Weight: 8.6 inches