This 1TX 3RX wireless HDMI transmitter and receiver set includes one transmitter and three receivers. Please note: you are receiving a prepaired transmitter and receiver kit plus one receiver packaged separately. Follow the included pairing instructions to pair the separately packaged receiver with the transmitter before first use. Key benefits Simple setup: Prepaired kit makes installation fast and easy. No apps or drivers required. Connect the transmitter to the HDMI source and the receiver to the HDTV, then power on and start streaming. Low latency: Endtoend latency less than 0.1 seconds provides near real time video and audio for presentations, movies, and interactive content. video: H.265 encoding and hardware decoding support UHD 4K at 30 Hz with synchronized audio for clear, detailed picture and sound. Multiroom and expandability: One transmitter supports up to five receivers simultaneously. Additional receivers can be added as needed to expand coverage. For extra receivers search ASIN:B0DQXQ74KH. Long range wireless link: Pointtopoint connection with gain dual antennas and dualband 2.4 GHz and 5 GHz transmission extends HDMI signal up to 1300 feet in an open field. Obstructions such as walls, bricks, and glass can reduce range and may cause signal loss. Function and compatibility Designed to transmit uncompressed HDMI video and audio from any HDMI source device to secondary HDTVs or displays. Works with HDMIequipped devices and displays that accept HDMI input. Plug and play operation with no additional software required. Performance notes Uses H.265 encoding to balance bandwidth efficiency and image quality. Latency under 0.1 seconds under typical conditions; actual latency can vary with source device and display. Maximum line of sight range up to 1300 feet in open environments; performance will decrease through solid obstructions and in congested radio environments. Typical applications Home theater and outdoor movie nights: Send 4K video from a set box, media player, or computer to a TV in another room or to an outdoor display without running HDMI cables. Business presentations and classrooms: Share a laptop or media player to multiple screens with low latency for slides, video, and live demonstrations. Retail and digital signage: Distribute synchronized content to multiple displays in showrooms, lobbies, or event spaces. Package reminder This product contains a transmitter and receivers as described. One receiver is packaged separately and must be paired with the transmitter following the supplied instructions prior to use. Technical highlights Configuration: 1 transmitter to up to 5 receivers Video format: UHD 4K at 30 Hz Encoding: H.265 Latency: less than 0.1 seconds Wireless bands: 2.4 GHz and 5 GHz Antennas: gain dual antenna design Line of sight range: up to 1300 feet (open field) This wireless HDMI solution provides a straightforward, lowlatency method to extend 4K HDMI signals to multiple displays for home, business, and public display use.