Benchmark DAC3 HGC/B, 2-Channel digital converter, 2-channel D / A converter (ES9028PRO), 24-bit / 192 kHz, Hybrid Gain Control, High-Headroom DSP, UltraLock2 jitter, Sample Rate and Word Length Display, Mute and Dim function, Bi-directional 12V trigger, Including remote control, Type: 9.5 ""(1/2"" rack) 1U, Dimensions: 249 x 44.5 x 216 mm, Colour: Black@+*Connections:*@+@+, 2x S / PDIF digital input coaxial, 2x S / PDIF digital input optical, 1x S / PDIF digital output coaxial, 2 stereo analog inputs (2 pairs unbalanced RCA), 3 stereo analogue outputs (1 pair balanced XLR and 2 unbalanced cinch), USB port, Headphone output