Amazon.com: HDMI Splitter 1 in 4 Out 4K 60Hz 4:4:4, AVIDGRAM HDMI 4 Port Splitter with Copy, Downscaler, and Auto Mode for Four Identical Display Support 1080p 120Hz HDCP 2.2 HDR10 18Gbps
4K60 HDMI Splitter Mini 1X2, Dolby Vision HDR
4K HDMI Splitter 1 in 3 Out 【with 3.9 FT HDMI Cable】, 1×3 HDMI Splitter Support | eBay
HDMI Splitter 4K@30Hz, HDMI Splitter 1 in 2 Out, HDMI Splitter for Dual Monitors Duplicate/Mirror Only, 1x2 HDMI Splitter 1 to 2 Amplifier for Full HD 1080P with HDMI Cable (1 Source