[Silver]

[Black]

Features:
- Ultra-low distortion precision feedback circuit, distortion as low as 0.00006%!
- Ultra-low noise power supply design, so that the output noise is as low as 1.3uV (APX555B measured value, not equivalent)
- Classic Toggle Switch for Operation；
- Ultra-compact design, suitable for desktop headphone system；
- High precision low temperature drift resistance, its performance is not affected by temperature；
- High quality relays and pop less sound design；
- 2.6 Watts into 16 Ohm,1.3 Watts into 32 Ohm；
- 20 Hz to 500 kHz Frequency Response；
- High and low two gears can switch gain control；
- The headphone amplifier has DC, comprehensive protection such as overvoltage and thermal protection；
- Use a high-efficiency and ultra-low noise power system.

Specifications：
Input：Unbalanced x 1
Headphone output：6.35mm unbalanced x 1
Pre-output：unbalanced x 1
Output Power：
2.6W x 2(16Ω)
1.3W x 2(32Ω)
SNR：134dB
Output Noise：1.3uV
THD+N：-123dB, 0.00006% (1kHz, 32Ω)
THD+N：-118dB, 0.00012% (20-20kHz, 32Ω, 0dB)
THD：＜-125dB,0.00006%.
Input Impedance：47Ω
Amp output Impedance：Near 0 Ω
Pre-out Impedance：22Ω
Frequency Response：20Hz - 500kHz(-3dB)
Gain：Low(0dB) ,High(15.5dB)
Power consumption（EN60065）：<30W
Power consumption in standby mode：<0.1W
Weight：0.38kg/ 0.84lbs