Teac UD-503 DAC - like a new - 390€

UD-503 Dual Monaural USB-DAC/ Headphone Amplifier

390€

Connector RCA jack x 1 pair
Input Impedance 51k ohms
Sensitivity 130mV
Analog Audio Output
Connectors
Balanced XLR 3-32 x 1 pair
Unbalanced RCA jack x 1 pair
Output Impedance
Balanced 188 ohms
Unbalanced 150 ohms
Max Output Level
Fixed (0dB) 2.0Vrms (XLR/RCA)
Fixed (+6dB) 4.0Vrms (XLR/RCA)
Variable 12.0Vrms (XLR), 6Vrms (RCA)
Frequency Response 5Hz to 80kHz (+1dB/–3dB)
Signal-to-Noise Ratio
Balanced 112dB (A-weighted, 1kHz)
Unbalanced 110dB (A-weighted, 1kHz)
Total Harmonic Distortion 0.0015% (1kHz, LHF: 20Hz to 20kHz)
Headphone Output
Connectors 1/4" (6.3mm) Stereo jack x 2
Format Balanced, Active Ground, Unbalanced
Polarity
Balanced Tip: HOT, Ring: COLD, Shield: GND
Active Ground Tip: HOT, Ring: COLD, Shield: GND
Unbalanced Tip: L, Ring: R, Shield: GND
Max Output Power
Balanced 700mW + 700mW (32ohms loaded, THD 1%)
Unbalanced 500mW + 500mW (32ohms x 1 loaded, THD 1%)
350mW + 350mW (32ohms x 2 loaded, THD 1%)
Supported Headphone Impedance 16 to 600 ohms
Audio Settings
Up-conversion x8, x4, x2, Off
DSD Cut-off Frequency 50kHz, 150kHz
PCM Digital Filter FIR Sharp, FIR Slow, Short-delay Sharp, Short-delay Slow
Line Output RCA, XLR (Pin2: HOT), XLR (Pin3:HOT)
Line Output Level Fixed (0dB), Fixed (+6dB), Variable, Off
Supported OS
Windows Windows 10 (32/64-bit), Windows 8.1 (32/64-bit),
Windows 8 (32/64-bit), Windows 7 (32/64-bit)
Macintosh El Capitan (10.11.1), Yosemite (OS X10.10), Mavericks (OS X10.9),
Mountain Lion (OS X10.8), Lion (OS X10.7)
Operation Power
US/Canada AC 120V, 60Hz
UK/Europe AC 230V, 50Hz
Power Consumption 16 Watts (0.4 Watts at Standby Mode)
Overall Dimensions
(including protrusions) 11.4" (W) x 3.2" (H) x 9.8" (D)
290 (W) x 81.2 (H) x 248.7 (D) mm
Weight 9.3 lbs. / 4.2 kg