avedio links 8K HDMI Splitter 1 in 2 Out w/ 4ft 8K Hdmi Cable (Not Extended Display), Mirror Only, 4K@120Hz HDMI 2.1 Splitter for Monitor, TV, Support HDCP2.3, 48Gbps, VRR, ALLM, Dol-by Vision, Atmos

HDMI 2.1 Splitter 1 in 2 Out -
Mirror Screen Only: Easily duplicate one HDMI source to two displays simultaneously. Enjoy the same 8K UHD content on both your TV and projector without signal loss.
(Note: This splitter does not support extended display. )
^^ Not Support: 1. Not Extended Screen, it not extend different content to two monitors; 2. Not a switcher, not support connect two HDMI input signal to one monitor; 3. Not a audio extractor, not support connect to any audio device like sound-bar; 4. Not support ARC/eARC ^^ 8K
UHD Resolution: HDMI monitor splitter support 8K@60Hz, 4K@120Hz/144Hz/60Hz, 1080P@240Hz/120Hz, 3D, HDR10, Dobly Vision, Dobly Armos, HDR10+, RGB
4:4: 4, VRR ALLM. Backward compatible with 1080i, 720P, 576P; No lag, or flash. For 8K@60Hz, use HDMI 2.1 (AWG 30) cableinput/output length 9.8 ft; for 4K@120Hz/4K@144Hz/ 1080P@240Hz /1080P@120Hz, use HDMI 2.1 (AWG 30) input length 16.4 ft, output length 32.8 ft; for 4K@60Hz /1080P@60Hz, use HDMI 2.0 (AWG 26), input length 16.4 ft, output length 32.8 ft ^^
Wide Compatibility: HDMI splitter 4K@120Hz with upgraded HDCP 2.3 chips works with most devices with HDMI port.
HDMI input: Computer, Chromecast, Game Console, Fire Stick, Blu-Ray, Satellite Receiver, Roku.
HDMI output: Monitors, Projectors, HDT
Vs ^^
Complete Accessories & Easy Setup: Comes with everything you need a 5V/1A Type-C power adapter for stable performance and a 4ft 8K HDMI cable for effortless connection. Just plug and play for a seamless experience in home theater, gaming, or business presentations.