Loudspeakers; Biometric fingerprint door locks; Digital door locks; Electric audio playback units with lights and speakers; Electric plugs; Electric sockets; Electrical outlets; Electrical plugs and sockets; IP (Internet protocol) cameras; IP (Internet protocol) speed dome cameras; Multi-outlet socket blocks; Power strips; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors; Wireless indoor and outdoor speakers