Work with On-vif NVR & Third Party Software: Easy Work with Anpviz NVR and Other 3rd Party On-vif PoE NVR, Works on ISpy, Blue-iris, Mile-stone software. Works with Syno-logy NAS(NFS), QNAS. The fixed 2.8mm F1.6 lens provides a wide 108° viewing angle, perfect for covering expansive outdoor areas like driveways, yards, or porches with exceptional clarity.