S.M.S.L SP200 Headphone Amp THX AAA 888 Technology XLR RCA Balanced Headphone Amplifier;

Description:
The SMSL SP200 THX Headphone Amp is the latest product in the SMSL lineup with the top of the line audiophile high power grade THX AAA-888 technology. This technology allows for the highest fidelity with extreme output power and ultra-low crosstalk.

The front panel has XLR and quarter inch jack outputs, options for switching between different inputs, and choosing high or low gain. A detailed review for the SP200 and its performance is provided by Amir on Audio Science Review.

Features:
THX AAA-888 Technology
Ultra-Compact design - great for desktop
Toggle switch for operation, input selection, and gain control
Balanced stereo headphone output
Balanced stereo line input
High precision resistors for temperature stability
Pop-less design with high quality relays
Selected high precision low-distortion volume potentiometer
Full protection with DC, over-voltage, over-current, and short-circuit
Thermal protection on headphone amplifier
High-efficiency ultra-low noise power supply

Specs:
Inputs: Balanced x 1, Unbalanced x 1
Outputs: Balanced x 1, Unbalanced x 1
Output Power:
6W x 2 (16ohm)
3W x 2 (32ohm)
440mW x 2 (300ohm)
220mW x 2 (600ohm)
SNR: 130dB, A-Weighted
Output Noise: 2.8uV, A-Weighted
THD+N: -122dB, 0.00007% (1kHz, 32ohm)
THD+N: -117dB, 0.00013% (20 - 20kHz, 32ohm, -3dB)
THD: -125dB, 0.00006% (1kHz, 16ohm, -3dB)
Output Impedance: Near 0ohm
Frequency Response: 0.1Hz - 500kHz(-3dB)
Gain: Low(+6dB), High(+18dB)
Power Supply Voltage/Frequency: AC100-240V, 50-60 Hz
Power Consumption (EN60065): 24W
Power Consumption in Standby Mode: < 0.1W
Size: 160 x 149 x 73 mm
Weight: 772g