Features: Optical fiber and coaxial input interface. Connects to DVD, HD player, and other devices with RCA output interface for connection to power amplifier system. One channel 3.5mm audio output connector for headphone connection. Eliminates noise when no input signal is present and automatically mutes non-audio signals. Supports 192kHz/24-bit sampling rate. Supports volume adjustment and bass adjustment. Metal housing provides anti-interference performance. Supported audio format: PCM Resolution (1kHz): 94dB Frequency response: 20Hz20kHz 0.2dB Signal-to-noise ratio: 100dB Total harmonic distortion (THD+N), 10Hz20kHz: 0.065% Blocking time: 0.57Fs Sampling rate: 32192kHz Bit depth: 1624 bits Output voltage level: 7V Headphone output power (RL=32): 30mW Output impedance: 47 ohms Operating voltage: +5V (maximum: 6V) Maximum power consumption: 100mA Operating temperature range: 10C to 70C Storage temperature range: -60C to 150C Operating humidity range: 10%80% RH (non-condensing) Storage humidity range: 5%90% RH (non-condensing) Material: Aluminum alloy Color: Black Package Contents: 1 x 192kHz DAC Converter 1 x Optical Cable 1 x USB Power Cable Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3cm.