Electronic devices installed for protecting commercial or residential properties are called security systems. Though there are wired systems available in the market, wireless security systems are more popular, since they are easy to install and do not require professional help. There are no hassles involved in installing a wireless security system like drilling holes or tearing the carpets.
It is a very wise investment considering it ensures peace of mind to the owner when he is out of town. There are a number of wireless home security systems available today like burglar alarms, cameras, fire or smoke alarms and many others. All the wireless security systems contain a control panel and keypad. They also have sensors and detectors which send radio signals to the control panel in case of gas leak or fire or break- in. the control panel is akin to the brain of the body, which triggers the alarm on receiving the signals and the alarm alerts the owner. The new age security systems also have auto- dialer facility which dials specifically stored numbers, like that of the owner or a neighbor or police. The owner can also receive message alerts on his phone or on his PC.