Feature: 1. HD Multimedia Interface Transmitter Receiver: Intelligent high definition wireless transmission system supports screen casting, dual mode with the screen, screen mirroring real time with the screen, real time synchronization of the screen to the big screen, display the same screen, share the content you see. 2. HD Multimedia Interface Extender: Screen extension second screen, can extend the current computer desktop, computer and TV screen is not the same as each other, for the office and entertainment to set up an exclusive area (this function requires computer and equipment support). 3. Wireless Transmission: Through the receiver and transmitter, it allows video output devices with HD Multimedia Interface to transmit sound and high definition images synchronously and wirelessly to TVs, large screen all in one PCs, projectors and other large screen display terminals. 4. 2.4GHz 5GHz: Wireless HD Multimedia Interface transmitter receiver has built in 5GHz 1T1R antenna and adopts advanced 5GHz transmission standard technology, which can achieve faster and more stable transmission efficiency and minimize the possibility of signal interference and disconnection. 5. Plug and Play: Wireless HD Multimedia Interface converter is easy to use, just connect to the big screen and the power cord, you can easily cast the screen without delay. Tablets, cell phones and other devices without HD Multimedia Interface interface need to be used with HD Multimedia Interface adapter. 6. Scope of Application: Portable 1080P wireless HD Multimedia Interface extender does not require networking, clearer vision, suitable for large screen movies, real time synchronous playback. Office meetings, presentations, sharing sessions, one key to cast the screen, control as you wish. Specification: Item Type: Wireless HD Multimedia Interface Transmitter Receiver Material: ABS Transmission Interface: HD Multimedia Interface Frequency: 2.4GHz 5GHz TX Transmitter Resolution: 1080P at 60Hz RX Receiver Resolution: 1080P at 60Hz Power Supply Voltage: DC 5V 1A. Package List: 1 x Transmitter 1 x Receiver 1 x Instruction Manual