Factory Direct Sales Mini 3g 1080p Hdmi To Sdi Sd-sdi Hd-sdi 3g-sdi Hd Video Converter With Power Adapter In Retail Package - Audio & Video Cables - AliExpress
Blackmagic HDMI to SDI 12G with power supply - CONVCMIC/HS12G/WPSU - Micro Converter 12G + power