1 second High speed recognition login your PC with just facing the Infrared camera. It’s better to be plugged in to the PC’s built-in usb port (usb 3.0 recommended) directly to get enough data bandwidth. IR camera+RGB camera+Mic need full usb 2.0 data bandwidth to support work with windows hello. (when plugged on the USB hub or Docking Station it may get the ‘sorry’ error when logging in unless they can supply enough data bandwidth) 720p RGB web cam with Dual Mic for skype ultra-sharp, professional quality video, streaming, webcasting and recording. Multi-user support. Identify users with faces even on shared computer such as family and group. Everyone can easily use account differently. Masquerade Detection by Infrared Cam with Depth Sensor. High-Security Biometrics. Masquerade by photos and images can be prevented.