BlackMagic MICRO CONVERTER - HDMI TO SDI Without Power Supply
Amazon.com: 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 : Electronics
HDMI 2.0 to 12G/6G/3G/HD-SDI Converter (PRO-HD2SDI)
Rybozen HDMI to SDI Converter Power Supply Adapter Included, Micro Converter 1 HDMI in 2 SDI out , Audio Format Detection, High Bit Rates at 2.970 Gbit/s-HDMI to SDI Converter-DIGITNOW!