JAENFONG 4 Port 4K HDMI Switch with Optical & 3.5mm AUX Audio Out, 4 in 1 Out HDMI 2.0 4K@60Hz HDMI 2.0b Audio Extractor Splitter with Remote, Support ARC, HDR, HDCP 2.2, 18Gbps, Dolby Vision

4 IN 1 OUT HDMI AUDIO SWITCH: HDMI switch 4-port distributes up to four HDMI input source to one HD Display, solving your multiple HDMI devices issue. Simultaneously, Via HDMI (7.1CH audio)/optical/3.5mm port add external speakers, amplifiers, sound bar, receiver to your film/game system with ease. (Not 1 In 4 Out HDMI Splitter)

HDMI 7.1CH ATMOS/OPTICAL 5.1CH/3.5MM 2.0CH AUDIO EXTRACTOR: Extracts audio from the HDMI signal to HDMI 7.1 Atmos audio, 3.5mm Stereo audio, and Optical Toslink SPDIF Audio. Support audio format: D-o-l-b-y Digital/Atmos 7.1CH, Dobly TrueHD, DTS:X, DTS Digital, DTS-HD Master, Dobly /DTS 7.1/5.1, PCM 7.1/5.1/2.0

4K@60HZ HDMI2.0B SWITCH: HDMI Switch 4 in 1 out use the latest chips, support 4K@60Hz, HDR 10, HDCP2.2, RGB 8:8:8, and Dobly 7.1 Atoms/Plus D audio. Deep Color to 36bit, Max Bandwidth of 18.5Gbps/600MHZ. The display more clear and more delicate, give you a visual feast and an excellent gaming experience.

HDMI AUTO-SWITCH WITH REMOTE CONTROL: HDMI selector switch will automatically skip to the next port with a viable signal source;It will automatically skip to the most recently inserted HDMI signal source,it is not an automatic switch. The only time it changes "automatically" is when you physically remove cables (Tips:It will not allows auto-switch to the PS4/xbox due to current protection principle)

FOUR AUDIO MODE SWITCH SETTINGS: (Pass, 2CH ,5.1CH and 7.1CH Mode) 3.5mm audio output supports incoming 2CH PCM LPCM stereo audio; Optical SPDIF output supports incoming 2CH PCM, 5.1CH Dobly Digital, 5.1 digital surround, Dobly TrueHD, DTS-HD. HDMI 7.1 Audio output support incoming 2CH PCM LPCM 5.1CH, Dobly 7.1CH ATMOS (Note: This HDMI audio switch can't decode only pass through the audio formats.)