Special Features
NIGHT VISION, Vandal-proof, Temperature Measurement, Waterproof / Weatherproof, Finger recognition, Built-in Siren
Function
Two-way Audio, NIGHT VISION, Waterproof / Weatherproof, Wide Angle, Thermal image, One-way Audio
Customized support
Online technical support, Customized logo, Software reengineering, OEM, ODM