130x digital zoom for viewing people 1km/ 1093.6 yd away, 1080p high resolution imaging and recording. 24.5in metal construction, IP66 waterproof, can be used indoors and outdoors. 3100m/328.08ft long night view distance illumination. 4Wireless panning PTZ pan/tilt level 355 degrees, up and down 90 degrees, preset patrol points, automatic inspection and scanning. 5Equipped with audio pickup, support for two-way voice intercom. 6Motion detection alarm, push alarm information to mobile APP or email. 7WIFI connection, no wiring required, with network interface, optional wired networking. 85db gain antenna with better and more stable signal. 9Support multi-platform simultaneous viewing of surveillance screens. 10Support for ONVIF protocol, compatible with NVR of major brands.