Equipped with compatible transmitter, no need to install the driver, plug and play, more efficient meeting. Projection mode displays the same screen, extended mode can display different content, more flexible operation. Support multiple transmitter connection, one key to switch signals without interference, flexible and fast, multi-screen sharing. Point to point mode transmission, measured 50m distance, stable picture quality without lag. No complicated operation, cell phone through the wireless signal, easy to connect to the big screen. Type: screen projector Processor: AM8268 Resolution: 1080P Memory: 1GB Hard disk capacity: FLASH memory Audio playback formats: MP3, WMA, WAV, OGG, FLAC, DTS, AAC, AC3, APE Support video formats: ,,VOB,MPEG,DAT,RM,RMVB,WMV,,MP4,SWF,,ISO,MKV color:Black Material:ABS Package Contents: 1 x Transmitter 1 x Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.