Main features:* HD 5MP/3MP/1080P HD solution for option.*Support true Android intelligent double light alert.*Support full color black light, clear night vision color.* Three preview modes, full color black light infrared night vision double light warning.*Human detection: mixing line, area, two-way flow detection, for human form, this item triggers no alarm.* New custom high volume speakers;*4pcs infrared LEDs + 4pcs white LEDs, night vision distance 10m-30m.* PTZ: Rotates 355 degrees left and right and rotates 90 degrees vertically.* 5DB dual antenna transmits signals, high gain design, the signal is larger and stronger.* H.264/H.264+/H.265X new storage design, TF card storage and cloud storage are lower, more stable and more durable.*Three matching connection modes: AP hotspot direct connection/wireless wifi connection/fetch network port wired connection;* Exclusive patented spherical heat treatment, with an average of 30 degrees, let the screen exposure heat dry and disappear.* Support 2.4GHz WiFi (does not support 5G WiFi);*Cloud data storage security is 1 times more stable, cloud storage need pay money.* Recording mode: non-stop recording, alarm recording, timer recording.