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. Single 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. Volume adjustment supported. Bass adjustment supported. Metal housing for anti-interference protection. Specifications: Supported audio format: PCM Resolution (1kHz): 94dB Frequency response: 20Hz20kHz 0.2dB Signal to noise ratio (SNR): 100dB Total harmonic distortion (THD+N): 0.065% at 10Hz20kHz 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 tolerance is 13cm.