FUNCTION: transmission system supports dual modes of screen casting and same screen. The screen can be synchronized to the big screen in real time, can display the same screen, share what you see. The screen can extend the second screen. Can extend the current computer desktop, computer and TV screen, different from each other, set up an exclusive area for office and entertainment (this function requires computer and equipment support). LONG RANGE, LOW LATENCE: Stable video transmission up to 50 meters without obstacles and with ultra low 0.06s latency. Through the receiver and transmitter, it allows video output devices with HD multimedia interfaces to synchronize and wirelessly transmit sound and high definition images to TVs, projectors and other large screen display terminals. NETWORK: Built in 5GHz 1T1R antenna with advanced 5GHz transmission technology for faster and more stable transmission efficiency, minimizing the possibility of signal interference and dropouts. PLUG AND PLAY: Simple to use, just connect the big screen and power cord, it can easily cast the screen without delay. Laptops, tablets, cell phones and other devices without HD multimedia interface need to be used with HD multimedia interface adapter. WIDELY USED: No need to network, plug and play, high definition movies on the big screen, clearer vision, suitable for real time synchronous playback of large screen movies, office meetings, speeches, sharing sessions, achieve a key to cast the screen, control at will!