NRT-D38 is a Face Access Control device with body temperature detection function. There are three operation mode for the organization to apply: Access Control, Surveillance, and Mask mode. With the access control mode, only registered employee with a normal temperature can get access. For the surveillance mode, there is no pre-registration needed. Everyone with a normal temperature can get access. And when the mask mode is on, user can get access only when they wear a mask on with a normal temperature. The mask mode can work together with another two modes.