Feature:1. Wide Application: Supports traditional large screen display devices such as TV, monitor, projector with HD Multimedia Interface and VGA interface, and supports mobile phone projection.2. Projection Mode: Through the wireless network sent by the same screen device, the display device with HD Multimedia Interface can be mirrored to the large screen display terminal such as TV and projector.3. Plug and play: It is equipped with an independent HD Multimedia Interface transmitter, no need to install a driver, the projection mode displays the same picture, and the extended mode can display different content.4. High Quality: One click can realize disconnection and reconnection, convenient and fast, and protects privacy. Using high efficiency and intelligent professional projection chip for stable image quality.5. Support 4K HD Picture Quality: Simultaneous audio and video transmission. It supports two kinds of interfaces to connect to the large screen to meet the needs of different users.6. High Gain Dual Antenna: Stronger signal, support 2.4G+5G transmission at the same time, high speed stability without frame drop.Specification:Item Type: Wireless TransmitterMaterial: Aluminum Alloy + ABSResolution: 4KExtension Distance: Approx. 30m / 98ftInterface: Audio, Type C, VGA, HD Multimedia InterfaceWireless Network: 2.4G/5G.Package List:1 x Wireless Transmitter1 x Same Screen Device2 x Receiving Stick2 x Type C Line1 x Manual