Surveillance cameras are video cameras used for the purpose of observing an area. They are often connected to a recording device or IP network, and may be watched by a security guard or law enforcement officer.

An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication.

Access control is a security technique that regulates who or what can view or use resources in a computing environment. It's a fundamental concept in security that minimizes risk to the business or organization.

A public address system is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume of a human voice, musical instrument, or other acoustic sound source.

Video door-phone is a stand-alone intercom system used to manage calls made at the entrance to a building with access controlled by audiovisual communication between the inside and outside.

A fire alarm system has a number of devices working together to detect and warn people through visual and audio appliances when smoke, fire, carbon monoxide or other emergencies are present.

Home automation or domotics is building automation for a home, called a smart home or smart house. A home automation system will control lighting, climate, entertainment systems, and appliances.

Burglar alarms have become standard equipment in stores and other businesses, and they're becoming increasingly common in private homes as well. If you've ever shopped for a home security system, then you know there are a wide variety of options available.

A smart lock is an electromechanical lock which is designed to perform locking and unlocking operations on a door when it receives such instructions from an authorized device using a wireless protocol and a cryptographic key to execute the authorization process.

A vehicle tracking combines the use of automatic vehicle location in individual vehicles with software that collects these fleet data for a comprehensive picture of vehicle locations.

A hotspot service provides internet connection to mobile devices. The connection is provided by WiFi from the uplink device or external interface by which the virtual appliance is connected to the internet.

A wireless distribution system (WDS) is a method of interconnecting access points in a wireless local area network (WLAN), whether or not they are connected through a backbone wired network.