... that adaptive H.264 hardware coding/decoding for high video quality and low-flow loss ... temporary recordingWay of drawingLocal drawing,mobile remote drawing,PC remote drawingDrawing modesTiming drawing,alarm drawing,manual temporary drawingStorage devicesSD ... sensor disconnect alarmAlarm actionBuzzer,telephone,SMS,recording,drawing,automatic tracking PTZSECURITYAuthentication modeThe three layer local ...