Analog input: RCA Maximum input gain 32.5 dBu Input impedance 20 kΩ Digital Inputs: DAC768xs (optional) Coaxial SPDIF (RCA), PCM sample rates 44.1/48/88.2/96/176.4/192 kHz Optical SPDIF (Toslink F06), PCM sample rates 44.1/48/88.2/96/with Glass fibre <1m: 176.4/192 kHz USB (B), PCM sample rates 44.1/48/88.2/96/176.4/192/352.8/384/705.6/768 kHz USB (B), DSD over PCM (DoP), sample rates 2.8 (DSD64), 5.6 (DSD128), 11.2 (DSD256) MHz 0 dBFS calibrated to 15 dBu Standard Headphones Output, 6.35 mm (1/4") TRS Jack Wiring Tip = Left, Ring = Right, Sleeve = GND Source impedance 0.18 Ω Damping factor (40 Ω) 180 Frequency range (0 dBu) 10 Hz – 100 kHz Crosstalk (1 kHz, 0 dBu) -90 dB THD + N (1 kHz, 0 dBu) 0.00091 % Noise (A-weighted) -103 dBu Output power (1 kHz, 1% THD, 250 Ω) 2 x 5 W Output power (1 kHz, 1% THD, 32 Ω) 2 x 1 W Dynamic range 135.5 dB Internal Linear Power Supply with Shielded Toroidal Transformer Operating voltage for analog audio +/- 60 V Operating voltage for relays and LEDs +12 V Mains Power Supply Mains voltage (selectable, see fuse chamber) 230 V AC / 50; 115 V AC / 60 Hz Fuse for 230 V T 0.5 A Fuse for 115 V T 1 A Power consumption max. 30 VA Stand-by power consumption < 0,3 W Dimensions & Weight W x H x D (width x height incl. feet x depth) 278 x 57 x 300 mm 11 x 2.24 x 11.81 inch Unit weight 2,8 kg 6.17 lbs Shipping weight (incl. packaging) 5 kg 11.02 lbs