Special Features
Human Motion Tracking, NIGHT VISION, Vandal-proof, Motion Detection, Sound Detection, Built-in Siren, People Counting, Two-way Audio, Low Power
Function
Two-way Audio, Abnormal sound detection, Alarm I/O, RESET, Built-in Mic, NIGHT VISION, Wide Angle, Built-in Siren, Vandal-proof
Customized support
Customized logo, OEM, ODM