1.3G alarm GPS tracker DVR 2.WCDMA 3G,GSM 3.GPS Tracker,GPS logger 4.Alarm by SMS ,voice call, ... video call 5.1ch external cam 3G alarm GPS tracker DVR,3G alarm GPS tracker,3G alarm car DVR, Vehicle DVR ,Car ... HSDPA/Internet data transportation (GPS/Internet will be illustrated in addition)4.Support mobile phone message to control and reach ... 55°CHumility 5%--95% non-condensing 3G alarm GPS tracker DVR