4k Hdmi Converter Up/down Scaler 720p 1080p For Video Wall Combine With 1 Splitter And 4 Converters Support Five Splicing Modes - Audio & Video Cables - AliExpress
4K to 1080P HDMI Downscaler with Audio Extraction
HDMI UHD 18Gbps Downscaler
Amazon.com: HDMI Splitter 1 in 2 Out 4K 60Hz 4:4:4, AVIDGRAM HDMI 2 Port Splitter with Downscaler for Dual Identical Display Support 1080p 120Hz HDMI2.0 HDCP 2.2 HDR10 Dolby Vision 18Gbps 3D
HDMI 1 In 2 Out 4K up to 18Gbps with Down Scaler/Audio Extractor
Amazon.com: XOLORspace 36R2 HDMI 1080P to 4K up Scaler and 4k to 1080p downscaler : Industrial & Scientific
Amazon.com: 4K@60Hz/1080p@120Hz HDMI 2.0 Splitter 1 in 2 Out, Auto Downscaler with HDR10 &3D, 18Gbps Zero Latency, AV Access Gaming Splitter, Duplicate/Mirror Screens, HDCP 2.2, for Xbox, PS5 : Electronics