HDMI Extender Over Coaxial Cable Set (HDMI to SDI) Extend you HDMI signal over 75ohm Coaxial Cable  Can also be used as a converter from HDMI to SDI / 3G / HD-SDI  Can be used as a HDMI Splitter over Coaxial Cable (Requires purchase of additional RX unit) Spec: Supports up to 1080p Full HD 5 Volt Power Supply TX UNIT One HDMI Input Two Coax Outputs RX UNIT One Coax Input One Coax Loop (Can be looped to more RX units) One HDMI Output