Digital video cameras; Television cameras; Intercoms; Video telephones; Wireless television set for providing video conferencing and telephone service over the Internet; Electrical plugs and sockets; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions; Light systems comprising light sensors and switches; Home and office automation systems comprising wireless and wired controllers, controlled devices, and software for lighting, HVAC, security, safety and other home and office monitoring and control applications; Wireless controllers to monitor and control the functioning of other electronic devices