LIULANZ is a brand established in 2017, we love life and are focusing on designing and developing everything that is convenient and useful. We are always striving to the way of providing more products full of high creativity and new ideas. LIULANZ does its best to developing high-quality products for customers, and wholeheartedly provides customers with the best after-sales service. We believe technology can make our life better! We have established a strict quality control standards, each product undergoes multiple quality inspections to ensure it is qualified. We are doing everything we can to improve the entire experience of owning our products. If you accidentally receive defective products, or have any questions when using, feel free to let us know, and we will provide solutions in 24h. 24H professional support 30 days return and exchange service This Ultra-Long-Range stable splitter can realize multi-TV multi-room sharing, the fun of movies is no longer limited to the living room, you can watch movies wherever you want. This multi-TV transmitter throws the small screen to the big screen, and you can follow the lessons, making the movement more standard and easy. This HDMI wireless dongle no cable, no software driver, no Bluetooth connection. During the World Cup, it will be a good choice for bars, where the fun of the game can be easily enjoyed in two steps. The HDMI wireless dongle for TV using 2.4GHz and 5GHz dual-band Wi-Fi,only ultra-low 0.1s latency.Suitable for places such as churches and weddings that require the installation of monitors. Use this HDMI wireless adapter to sync your shots, so you can view photos from your computer at any time, no need to view photos through the camera, more convenient. 1.How do use phone and iPad as screens:Download the "TuTuPlay" application, search WiFi "TuTuLink XXXX", enter the password "12345678", and return to the "TuTuPlay" application after the connection is completed. 2.The HDMI wireless transmitter and receiver utilize a 5V/2A power supply for stable connectivity.Power cables must be connected to both transmitter and receiver to ensure stable power supply, otherwise the device will be disconnected or unavailable. 3.Screen matching suggestions:2 fixed displays +4 mobile displays or 4 fixed displays +2 mobile displays. 4.The HDMI wireless receiver and transmitter surface is marked with TX and RX,TX (transmitter) is for Laptop, Camera, Cable Box and so on, while RX (receiver) is for display connection.Please be sure to distinguish the transmitter (TX) and receiver (RX) before hooking it up. 5.The long range HDMI wireless transmitter and receiver,delivering a 165FT/50M Long Transmission Range in Open Environments (No Barriers). With 5G Technology Support, it can transmit through walls or ceilings, covering about 32 FT (10 Meters). 1.Re-pair:The HDMI wireless adapter has been paired before delivery.If the pairing fails due to improper operation or other reasons during use, re-pair the device.The steps are as follows: a. Long press the receiver(RX) function key for more than 3 seconds, a pairing prompt appears, and the receiver indicator quickly flashes into pairing mode. b. Long press the transmitter(TX) function key for more than 3 seconds, and the indicator flashes rapidly for pairing. Wait for the indicator to be steady on, indicating that the connection is successful. 2.Overheating: TX and RX devices emit heat during operation.This generated heat falls within controllable limits and is considered a typical occurrence.If overheating occurs, disconnect the device from HDMI, let it cool, then reconnect. 3.Unplug and Plug: Re-insert electronic devices if issues arise. Sometimes electronic devices may encounter problems that can be resolved by resetting the Unplug TX and RX for a while, then Plug Back again. 4.HDMI Interface Maintenance: Regular checks and reinsertion can resolve connection issues caused by prolonged use of the HDMI interface on devices such as TVs and laptops phone. 5.Unplug and Plug: Re-insert electronic devices if issues arise. Sometimes electronic devices may encounter problems that can be resolved by resetting the Unplug TX and RX for a while, then Plug Back again.