8K@ 60Hz 2 way hdmi splitter 1 in 2 out This hdmi splitter 4k 120hz 1 in 2 out splits an HDMI input signal onto two displays, and the two HDMI output signals are synchronized. This product is not available for pc to extended display, Duplicate/Mirror Only. This 2 way hdmi splitter 1 in 2 out 4k 120hz support 8K@60hz, 4K@120Hz, 1080p@240Hz, also supports HDMI 2.1, HDCP 2.3/2.2/1.4, HDR10, HDR10+, Dolby vision, 3D, CEC, high speed 40Gbps video bandwidth. The 2 way hdmi splitter 4k 120hz compatible with PC, PS4 Pro, PS5, Xbox Series X, Blu-Ray Player, Chromecast, MacBook, UHD TV, Projector, Monitor, etc. 1x2 HDMI splitter 4k 120hz with EDID 、 Attention: Suggestion Use an HDMI 2.1 cable and keep the distance within 3m(9.9ft) If the Audio Extractor 3.5mm No sound ? The 3.5m output is analog streo, you cant make sound when your film sourceis 5.1/7.1 digitalformat, and you need to make sound when 2CH. You can use SPDIF output. Requirements for adaptive resolution (Down Scaler) is : Down Scaler supports autonetic adetaton of dispday recuton but the refresh rate of the display must be consistent. For example:4K@60Hz+1080P@60Hz，8K@30Hz + 4K30Hz. HDMI spiltter Defaut factory setting for the device is automatic EDID, 00000. If there are no special requirements, No operation is required. This device supports dynamic HDR and VRR functions, Making it suitable for gamers to use What's in the box? 1.HDMI Splitter x1 2. USB/Type-c cable x1 3. Charger x1 4. User manual x1 Attention: HDMI Cable not include