Benchmark DAC 1 HDR Digital to Analog converter with remote

Benchmark DAC 1 HDR Digital to Analog converter with remote, and in excellent condition. Remote control. High-quality motor-driven Alps volume control. Dim, Mute and Standby functions. Relay-selected analog inputs. USB Audio 1.1 interface (96 kHz, 24 bits). 1 additional digital input for a total of 3 coaxial, 1 optical, and 1 USB. Rotary input selector. High-quality gold-plated machined RCA connectors. Concealed calibration trimmers (to prevent tampering). Programmable headphone gain with 3 settings (0 dB, -10 dB, and -20 dB). Programmable mute switch on left headphone jack.