... Explorer 6.0 or higher version,Firefox,chromeSuper Client1,4,9,16,25,36, 64,81-channel , no user ... centralized monitor, remote record and playback , Skype message alarm, Skype telephone alarmSystemOperation systemEmbedded Linux OSSystem securitySupports three-level ... linear output, normal connector Of 3.5mmAlarm (Customized)Alarm DetectionSupport motion detecting / 1 way input triggeredAlarm action1 ...