&lt;h2 class=&quot;a-size-base-plus a-text-bold&quot; style=&quot;outline: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; padding: 0px 0px 4px; border: 0px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; list-style: none; text-rendering: optimizelegibility; color: rgb(15, 17, 17); font-family: &amp;quot;Amazon Ember&amp;quot;, Arial, sans-serif; line-height: 24px !important; font-size: 16px !important; font-weight: 700 !important;&quot;&gt;About this item&lt;/h2&gt;&lt;ul class=&quot;a-unordered-list a-vertical a-spacing-mini&quot; style=&quot;line-height: normal; outline: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 18px; padding: 0px; border: 0px; font-size: 14px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; list-style: none; color: rgb(15, 17, 17); font-family: &amp;quot;Amazon Ember&amp;quot;, Arial, sans-serif;&quot;&gt;&lt;li class=&quot;a-spacing-mini&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: disc; overflow-wrap: break-word;&quot;&gt;&lt;span class=&quot;a-list-item&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: none; color: var(--__N4QdCheV6mGo,#0f1111);&quot;&gt;HDMI 2.0 Audio Extractor - Extract 1 HDMI source to 1 HDMI Ultra display and the audio output can be separated by an optical SPDIF Toslink or a 3.5mm/RCA audio port. The audio and video can be output simultaneously, get high-fidelity and lossless enjoyment&lt;/span&gt;&lt;/li&gt;&lt;li class=&quot;a-spacing-mini&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: disc; overflow-wrap: break-word;&quot;&gt;&lt;span class=&quot;a-list-item&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: none; color: var(--__N4QdCheV6mGo,#0f1111);&quot;&gt;4K Ultra HD Resolution - Support resolution up to 4096x2160P@60Hz YUV 4:4:4 colour space, 3D, Ultra HD, HDR10, ARC function. Backward compatible 3840x2160P@30Hz, 1080P@60Hz, and lower resolution. Kindly note: To achieve 4k@60hz resolution, please use standard HDMI 2.0 cable , plug-in DC 5V/1A power adapter and the cables length of the HDMI 2.0 should not exceed 1.5m/59inch. (HDMI 1.4 cable and USB cable can not get 4k@60hz video)&lt;/span&gt;&lt;/li&gt;&lt;li class=&quot;a-spacing-mini&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: disc; overflow-wrap: break-word;&quot;&gt;&lt;span class=&quot;a-list-item&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: none; color: var(--__N4QdCheV6mGo,#0f1111);&quot;&gt;3 Audio EDID Settings - With 2.1CH, 5.1CH, and pass model. The optical port supports 5.1ch Dolby Digital &amp;amp; DTS audio, but if your amplifier or other audio systems can't compatible with these digital audio formats, it will get no audio. 3.5mm/RCA port supports 2.1CH PCM stereo audio. Note: Will only pass-through Dolby Digital/DTS audio but not decode audio&lt;/span&gt;&lt;/li&gt;&lt;li class=&quot;a-spacing-mini&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: disc; overflow-wrap: break-word;&quot;&gt;&lt;span class=&quot;a-list-item&quot; style=&quot;line-height: normal; outline: 0px; margin: 0px; padding: 0px; border: 0px; background: transparent; list-style: none; color: var(--__N4QdCheV6mGo,#0f1111);&quot;&gt;ARC Function - HDMI cable connect to the HDMI ARC port on the back of your TV, the other end to Tensun HDMI output port, use an optical cable connect the SPDIF port with your sound-bar, headphone, Speaker, home theater, A/V receivers, etc. Then you can enjoy 5.1ch audio. Note: ARC function only available for the optical port. If there is no video, please press the ARC button before turning it on&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;