Biometric fingerprint door locks; Cables, electric; Cameras; Car video recorders; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Coaxial cables; Computer network switches; Digital door locks; Earphones; Electric door bells; Electric locks; Ethernet switches; Headphones; IP (Internet protocol) cameras; Locks, electric; Music headphones; Network routers; Video monitors; Wireless headsets for smartphones; Wireless routers