Zkteco MB-20vl

It is a versatile biometric identification device equipped with ZKTeco’s innovative Visible Light

face authentication technology with the latest generation of face authentication algorithms and technology. Allows the device to detect targets at a distance of 0.3 m to 2 m and will automatically activate when it detects faces within the detecting distance

Therefore, the quality of the verification in terms of speed and accuracy is much better than that of devices using near-infrared wavelength (NIR) light to examine the face.