Technology Review for 2019

The New Technology of 2019
 2019 was a year of evolution rather than revolution. Security technology evolved and became more powerful and easier to use.
IP camera manufacturers focused on enhancing their products. Access control systems became more user-friendly, added mobile capability, and made it easier to integrate with IP camera systems. Paging systems added ...
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Comparison of Apartment Intercom Systems

What is the Best Intercom?
Intercom History
The first intercoms were developed in the late 1800s. They used speaking tubes to talk to other people in the building. Business organizations were the first to use these intercoms.
The office manager could reach his secretary or other people in various departments in the building. The invention ...
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