The product is installed on or out of the frontier inspection counter of a port to realize biometrics acquisition in the inbound and outbound passenger inspection passage of the port.With a small volume and functions including checking, commenting, and biometrics information acquisition, it can be flexibly installed for self-service fingerprint acquisition, and face snapshot (face image acquisition) in visual light as displayed and audibly prompted on the display and interaction between passengers and frontier inspection stations, realizing real-time acquisition and exchange of passengers¡¯ biometrics information.