The EXFBR 18Gbps HDMI Extender is a device which can extend your HDMI signal over 1000t/300meters (multi-mode), and 3300ft/1000meters (single-mode) to a compatible HDMI 2.0b or less display. The EXFBR supports HDR8/10/10+ and Dolby Vision as well as the entire HDMI 2.0b standard. It also supports Bidirectional 12V Infrared control, RS232, together with the 18gbps HDMI 2.0b signal. Features & Benefits: HDMI 2.0b (18Gbps) HDCP 2.