Item Type: DAC Audio ConverterMaterial: Aluminum AlloyColour: BlackFunction: Audio ConversionSupport Audio Formats: MP3, AC3, DTS, WAV, WMA, AAC, ALAC, FLAC, APE, OGG, M4ASignal to Noise Ratio: 120dbStereo Isolation: 80db (1KHZ)Channel Imbalance: 0dBSampling Rate: 32~192 KHzBit Rate: 16~24 BitsResponse Frequency: 20Hz~20KHz+/-0.7dbTotal Harmonic Distortion: 20Hz~20KHz 0.25-0.065%Total Harmonic Distortion + Noise: 1KHz 0.15%Analog Output Level: 2.2VInput: Optical Fiber, CoaxialOutput: 3.5mm Headphone Jack, Audio Return Channel (L/R)Compatibility: Support a variety of mainstream audio formats, plug and play, no need to set the audio output format, and it is perfectly compatible with forYouTube, Netflix, for network players, HDTV, DVD, PS3, DM500S, DM800HD, etc.Package List1 x Converter1 x Data Cable1 x Manual1It convert optical or coaxial digital audio signals into analog L/R audio return channel and 3.5mm audio. 2You can convert Dolby/DTS 5.1CH digital audio to 2.0CH analog audio output without setting the audio output format. 3With a volume knob, you can adjust the volume output of the 3.5mm earphone + audio return channel output at the same time. 4It supports 32, 44.1, 48, 96, 192KHz sampling rate, left and right channel 24bit S/PDIF input stream, noise cancellation when there is no input. 5It supports a variety of mainstream audio formats, plug and play, no need to set the audio output format.