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 - Newegg.com
8in HDMI 1.3 Male to DVI-D Dual Link (24+1 pin) Female Black Cable For Resolution Up to 2560x1600 (WQXGA) - 100% compatible and guaranteed to work - Walmart.com
HDMI 1.3 1 to 2 1080P Splitter Amplifier Adapter 1 in 2 out for Dual display TVs | eBay