About Technology

Head to Head Comparison of Sony and Axis Dome IP Cameras

We are often asked, what is the best IP camera for my security or surveillance system? Over the last year,…

11 years ago

How Motion Detection Works in IP Camera Systems

Many IP cameras include motion detection capability. It is also available using video management software (VMS) or a network video…

11 years ago

What is the Right Sound Level for Your Paging Speakers?

Whether it's an emergency announcement or page in a school, how do you determine the speaker and amplifier required for…

11 years ago

Digital Doorman on Duty

One of the draws of the luxury apartment buildings on New York's Park and Fifth Avenues has been the access…

11 years ago

Long Range IR PTZ Cameras – How Long is Long?

IP surveillance cameras are ubiquitous today. Everyone who sets foot out his door is well aware that somewhere, sometime on…

11 years ago

Physical Security Systems

A physical security system is a collection of equipment and software that provides security and safety. It can use a…

11 years ago

Are IP Cameras Better Than Analog CCTV Cameras?

Comparison of IP Cameras and Analog Cameras Why should I use an IP camera when the analog cameras are so…

11 years ago

Emergency IP Paging Using Panic Buttons

Emergency paging increases safety because it provides immediate notification of dangerous situations.  By adding panic buttons, you can make these…

11 years ago

The Ubiquitous Intercom

The intercom has been with us for a long time, although we rarely acknowledge its presence. That's because an intercom…

11 years ago

Comparison of Door Access Control Systems

Remember when door readers were connected to the central control panel and how difficult it was to run all the…

11 years ago