Introduction: This audio extractor can be connected between the source device (DVD player, Blu-ray player, network player, set-top box, PS2, PS3, Xbox360, PC, etc.) and the display device (TV, HD monitor, projector), It can synchronously separate one optical fiber signal and one R/L signal connect stereo channel to the sound system to obtain high-quality audio signals. Support audio formats such as AC-3, DTS, LPCM.The product is also designed with a volume knob, which can flexibly control the output analog volume. Features Support 1 HDMI input port Support 1 HDMI output port Support 1 optical fiber digital audio output port Support 1 stereo audio output port, connect to 600 high-impedance headphone Support 1 R/L audio output port Support input resolution up to 4K/60fps. Support Volume Control Support 3D, HDR. YUV4:4:4 - 1 - Support HDCP2.2 Support AC3, DTS, LPCM and other digital audio formats Audio output supports 3 EDID selection modes (2CH/5.1CH/ PASS) Lossless signals Simple installation