HDMI Wireless Video Transmitter Receiver kit 4K 60Hz 100M UHD HDMI USB KVM Switch Switcher Extender for Mouse keyboard Monitor. SPECIFICATIONS: Model name: UHD HDMI Wireless Extender, Ports: TX: HDMI IN x1, HDMI OUT x1, IR Jack x 1, Micro USB x1, Micro USB (DC 5V) x1, RX: HDMI OUT x1, USB2.0 x1, Micro USB (DC 5V) x1. Supports HDR (HDR10/HDR12/Dolby Vision/HLG), HDMI loop output resolution: Same as input, with no latency. Transmission latency: Less than 120ms, Wireless standard: 802.11 ac WiFi MIMO technology. How to install and use: Connect HDMI output port of video source to HDMI input port of TX, then connect HDMI output port of RX to HDMI input port of TV. Wait for about 50 seconds, TX and RX will be paired and connected successfully.