... , alert, DVR WCDMA/HSPA smart design Wireless Body Worn Camera 3G mini DVSSpecification1.3G video & audio scene collection ,Real- ... .3.IP network communication ,no limit of area 4.2.4 G wirless cod remote control,omnidirectional,concealment and identification ... latitude and longitude. GPS backend server support.11DisplayBuilt-in 1.77 inch TFT color screen,support video preview,support video playback ...