Features: 1. Intelligent Wireless Assistance System, Conference Artifact, Plug and Play2. It Can Wirelessly Transmit the Screens Of Windows and Computers To -Screen Devices Such As Tv Projectors3. Enhanced Picture Quality Is Richer, Giving You a Cinematic Visual Experience4. Compatible with the Same Screen Mode and Extended Mode5. Multi-Device Connection, One-Key Switching, Support for Multiple Transmitter Connections, One-Key Switching Signals Without Interfering with Each Other, Flexible and Fast, Multi-Screen Sharing, This Operation Requires Multiple Transmitters To Work Together.1. Name: Wireless Screen Sharer2. Model: R37+Q22(USB)/Receiving End (RX)+Transmitting End (TX)3. Wireless Network: 2.4G/5G4. Resolution: 1080P5. Function: Wireless Same Screen6. System Requirements: Windows7. Output Resolution: 1920*10808. Functions: Wireless, Wifi, Games, Education, On-Demand, High-Definition Display, Local Playback9. Audio Playback Format: MP3, WMA, WAV, OGG, FLAC, DTS, AAC, APE10. Support Video Formats: , , VOB, DAT, , RMVB, WMV, , MP4, SWFsize: Transmitter size: about 60 x 13.5mm (diameter x thickness)Receiver Dimensions: . 147 x 61 x 20mm(L x W x )Material: ABScolour: white grayPackage Contents:1 x Receiving End (RX) Same Screen Device Network Extender1 x Transmitting End (TX) Extender1 x Extension Cable1 x Chinese and English Manual