Alarm System is popularly used for home and business security now. It is used as a prevention device for burglary crime and fire danger.
Alarm System is produced for industry application firstly and installed by professional security engineers, alarm installers. With the functions addition and innovation of the device, it enables DIY of the alarm device.
Many China manufacturers are producing alarm systems and detectors, accessories. Some alarm systems are cheap with popular wireless coding technology of 2262 IC. It enables the compatibility of the control panel with any same coding method wireless detectors. But it is with risk of being sabotaging as well. And it is with problem of interference of same type wireless detector in one place.
On the other hand, quality alarm system is with more complicated wireless coding method to avoid sabotaging and interference. It is with expansion module available for future expansion as well.
For short term usage, for example within 3 years, and for fire prevention, CO detection, and no high valuable property, cheap alarm system is good to choose.
But for long term usage and with high valuable property protection, quality alarm system is suggested to use.