Supporting various methods of control, 4K Ultra HD ELR-POL Extender w/RS-232, Ethernet, and IR (EXT-UHD-CAT5-ELRPOL) and Gefen ToolBox 4K Ultra HD ELR-POL Extender w/RS-232 and IR (GTB-UHD2IRS-ELRPOL-BLK) use HDBaseT™ and support POL (Power over Line) technology. RS-232 and bi-directional IR are transmitted along same cable. HDMI is delivered at 1080p full HD up to 150 m over one CAT-5 cable, and 4K UHD content can be sent up to 70 m via CAT-5 cable (up to 100 m over CAT-6 cable).