Face and gesture recognition distance: 0.5-2Meters
Noise-signal ratio: greater than 48dB(30F/s 220LUX)
Dynamic range: greater than 72 dB
Image focus:5cm to infinity
Voice function:
When power on: Device started working, enter face following mode
Auto face tracking function: When two or more people appear on the screen, the camera will automatically recognize one person's face and tracking it. If you want to switch another person to follow, you can make corresponding gestures or cover your face with both hands, or turn around, after that, the camera will automatically recognize another person’s face.