Condition: Item Type: ConverterMaterial: ABSColor: As Pictures ShownWeight: Approx. 239g[Bidirectional switch] Please note that the converter supports digital-to-analog conversion, but does not support analog-to-digital conversion.[Support volume adjustment] Built-in high-fidelity amplifier chip, left/right output and 3.5mm can drive headphones/sound impedance is 16~150ohm. Compatible volume control, and the volume control knob is only used to adjust the number of headphone jack and RCA jack, non-coaxial cable or fiber forToslink.[Plug and Play] Comes with 4.0 OD cable, coaxial cable and power adapter, no need to install other programs, just plug and play (Note: this converter does not support 5.1 channels (such as Dolby and DTS); please set to use previously output audio to PCM or LPCM; for PS4 Pro and for PS4 Slim cannot use this converter.)[Maximum 192KHz sampling rate] Using the volume knob, you can adjust the volume of the RCA L/3.5mm audio jack output for R+ use (Note: you cannot control for Toslink or coaxial audio output). It actually supports 32, 44.1, 48, 96 and 192 KHz sampling rates, as well as the incoming 24-bit S/PDIF bitstream on the left and right channels.Package List1 x Converter1 x USB Cable1 x Manual1. There is a power switch on the volume knob. Before using the DAC, please turn on the power switch.2. Set the audio output to PCM/LPCM format.3 For Samsung TV, even if the audio output is set to PCM/LPCM format, there is no sound, please turn on the external TV speakers (menu-sound speaker settings-Heb/external speakers on), this converter4. Dolby or DTS 5.1 channels are not supported1The DAC converter converts coaxial or digital audio signals for Toslink to left/right analog audio, and can be connected to external devices through standard RCA jack types , such as amplifiers,. Or connect to the 3.5mm headphone jack port output of high-fidelity headphones, ideal for changing audio at home or professionals. 2It is not only compatible with digital-to-analog converters, but also compatible with coaxial for Toslink and Coaxial to for Toslink. 3Comes with 4.0 OD cable, coaxial cable and power adapter, no need to install other programs, just plug and play. 4With the maximum 192KHz sampling rate, by using the volume knob, you can adjust the volume of the RCA L/3.5mm audio jack output for R+ use. 5Built-in high-fidelity amplifier chip, left/right output and 3.5mm can drive headphones/sound impedance is 16~150ohm.