Special Features
Face detection, NIGHT VISION, Motion Detection, Sound Detection, Waterproof / Weatherproof, Finger recognition, Two-way Audio
Function
Two-way Audio, Alarm I/O, RESET, Built-in Mic, NIGHT VISION, Waterproof / Weatherproof, One-way Audio, Built-in Siren, Vandal-proof
Customized support
Online technical support, Customized logo, OEM, ODM