Electrical and electronic products and systems, namely, public address and general announcement apparatus and systems comprised of public-address systems and instruments, voice messaging and data acquisition systems comprising wireless communication devices featuring voice, data and image transmission including voice, text and picture messaging; video and still image cameras, also functional to purchase video and software applications over the air for downloading to the device; electric and electronic analysis instruments, namely, air analysis apparatus, alarm monitoring systems and environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions, power controllers and electrical controllers, sound alarm, gas sensors for measuring gas concentration, displays, namely, Light emitting diode (LED) displays, electric relays, computer switches, oxygen regulators, audio speakers, amplifiers, pressure indicators and water level indicators, pressure transmitters; downloadable electronic training manuals featuring public address and general announcement apparatus and systems ; downloadable electronic training manuals featuring public address and general announcement apparatus and systems recorded on computer media; electronic communications systems comprised of communication networks, transmissions systems, relay stations, and data terminal equipment for receiving and transmitting data; communications computer software for providing access to the Internet; computer communications software for connecting global computer networks

Technical support services in this class namely, installation, maintenance and repair of electrical and electronic products and systems in the nature of public address and general announcement apparatus and systems, analysis instruments in the nature of air analysis apparatus, alarm monitory systems and environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature monitoring systems, controllers in the nature of power controllers and electrical controllers, alarms in the nature of sound alarms, sensors in the nature of gas sensors, public address systems, relays in the nature of electric relays, relay stations and LED displays, switches in the nature of computer switches, regulators in the nature of oxygen regulators, speakers, amplifiers, indicators in the nature of pressure and water level indicators, and transmitters in the nature of pressure transmitters; installation, maintenance and repair of apparatus and equipment, namely, electrical and electronic maintenance and repair of public address and general announcement voice messaging apparatus and systems

Providing technical support services regarding the usage of communications equipment, namely, public address and general announcement apparatus and systems, voice messaging systems, electrical and electronic products and systems, electric and electric analysis instruments, monitoring systems, alarms, sensors, relays, displays including LED displays, speakers, amplifiers, switches, regulators, controllers, indicators, transmitters, voice messaging and data acquisition systems along with all fittings and accessories; communications and telecommunications consultation and advisory services in relation to communications equipment, namely, public address and general announcement apparatus and systems, voice messaging systems, electrical and electronic products and systems, electric and electric analysis instruments, monitoring systems, alarms, sensors, relays, displays including LED displays, speakers, amplifiers, switches, regulators, controllers, indicators, transmitters, voice messaging and data acquisition systems along with all fittings and accessories in this class