1.Mobile wheels easy to move 2.Water proof 3.Dust proof 4.Anti-Oxidant ... Ratio2000:1Response Time6.5ms3G Model WCDMA/CDMA2000WIFI300M bit/sBluetoothVersion 4.0 Support Audio/Video Coding FormatMEPG4(AVI, DIVX, XVID,ASP),MEPG2 ... , DAT, MPG),MP3,JPG ,BMP,GIF,PNGTerminal/Vedio outputRS-232C,USB2.0,A/V(RCC),YUV,VGA ,S-VIDEO,DVIAutomatically Turn on ...