Hdmi Extender Hdmi To Sdi To Hdmi Video Converter 1080p 3g Full Hd Mini Hdmi Sdi Transmitter Receiver Adapter - Converters - AliExpress
DAC-9P HDMI to SDI Converter | Datavideo | Datavideo | Professional end-to-end solutions provider for your live video production.
Amazon.com: Amazon Basics HDMI to SDI Converter (720p/1080p) with USB-A Power Supply
HDMI to SDI Converter, Micro Converter One HDMI in Two SDI Output (with Power Supply Adapter, Audio Embedder Support HDMI 1.3, 3G/HD-SDI Auto Format Detection Extender for Camera CCTV