Item Type: Transmitter and Receiver Model: Q5+R1 Resolution: 4K I/O: RX (Audio, Type C, VGA, High Definition Multimedia Interface), TX (High Definition Multimedia Interface, Type C) Network: 2.4G/5G Material: ABS + Aluminum Alloy Voltage: 5V Package List 1 x Transmitter 1 x Receiver 2 x Receiving Stick 1 x Manual 2 x Type C Line 1 x High Definition Multimedia Interface Cable 1Application: It can wirelessly transmit High Definition Multimedia Interface signals from computers, set top boxes, game consoles and other devices to large screen devices such as TV projectors. 2Screen Mirroring: It can mirror the screen of mobile devices such as mobile phones and tablets, or push to large screen devices. Without complicated operations, the mobile phone can easily connect to the big screen through wireless signal. 3Plug and Play: It is equipped with an independent High Definition Multimedia Interface transmitter, no need to install the driver, no need to connect to the Internet, and the meeting is more efficient. 4Dual Mode Conference: The operation is more flexible, the projection mode displays the same screen, and different content can be displayed in the extended mode (the computer needs to support the extended mode). 5One Key Switching: When the conference screen is cast, one click to disconnect and reconnect; supports multiple transmitter connections, one key switching does not interfere with each other, which is convenient and fast, and protects privacy.