... dvr system 3.PTZ control 4.Support 3G 5.VGA output Resolution 1280*1024 Software: Main Menu: Recording Setup: Playback: 8 channel 3G mobile ... the operation of preview, recording, playback, network transmission, backup and mobile control.Chinese, English, Thai, Russian, French, Spanish,etc.Specifications: ... hard disk)2.6KG Special price H.264 8 channel 3G mobile standalone dvr system(D7108B-U)