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for any quality problem ,please contact us before review ,we will replace it without returning or you can return back free cost. Package Included: 1 x Digital to Analog Audio Converter Adapter, 1 x fiber Optical cable(99cm length), NOTE: (excluding 5V DC power supply). If the first connection doesn't work, check that the correct device is linked, and then try again.Supports Uncompressed 2-channel LPCM or PCM Digital Audio Signal Output Provides Electromagnetic-noise-free Transmission(5.1 channel is incompatible, please set the audio output to PCM or LPCM） Rovides Electromagnetic-noise-free Transmission.This optical digital to analog converter is incompatible with 5.1 Channel Signal such as Dolby AC3, please set the audio output to PCM or LPCM before using this adapter. Toslink Digital Audio Signals to Analog Audio Supports Sampling Rate at 32KHZ, 44.1Khz, 48khz and 96khz ,192KHz.connection : Plug and play easy to connect,one-line conntection easy audio conversion.

stereo shocking sound quality ,high fidelity lossless sound quality reproduce CD-level sound quality,conquer your ears ,CD-level sound quality, signal stable transmission,listening to songs without delay, no noice ,no current ,the sound is not distorted.

It Converts Toslink Digital Audio Signals to Analog Audio This Converter Has Many Features That Enable It to Perform in a Superior Manner.

NOTE: (the package excluding 5V DC 1A power supply, Because everyone has a bunch of them laying around the house so it saves you the extra cost of another one).This Digital to Analog Audio Converter is Designed for Either Home or Professional Audio Switching ，Easy to Install and Simple to Operate Can be Used for PS3, PS4, Xbox, Blu-ray Player, HD DVD, Home Cinema Systems, AV Amps, Etc，every family need it toEnjoy a beautiful lifel.

Usb to digital optical converter