might be the one you need.
It's also capable of connecting external alarm devices, such as a buzzer or magnetic contacts, for function scalability. What's more, POE (power-over-ethernet) is also possible for this camera.
For data storage, in addition to use with AVTECH NVRs, this camera also supports ONVIF standard to use with other brand's NVR and simplify system integration.
External Alarm I/O Accessories
This camera supports all kinds of N.O. / N.C. type alarm sensors; for example, active infrared sensor, smoke detector, magnetic contacts and so forth to extend the flexibility of IP surveillance.