Ari and Katie sat down to talk about combination (combo) fire/intrusion alarm control systems in the video below. A combo system combines several different functions including fire, intrusion, and even door control.

Facility managers and security professionals are seeking ways to keep their employees safe at work. The wipedown-friendly Bosch B921C is a capacitive intrusion detection system keypad that is wipedown-friendly. 

If you use a keypad with mechanical...

Access management is an essential component of building security. It is the process of granting authorized users the right to enter certain buildings, areas and rooms, while preventing access to non-authorized users. Sounds simple, but today’s...

There's an innovative way to add intelligence of your intrusion detection alarm system that allows you to detect very specific behaviors well before or much more specifically than any motion detector or door contact can.

This is one of the most...

Getting the part numbers right for a project is critical. This is especially true when an old or discontinued device is no longer available. To make obtaining the direct replacement or higher performance part number easy, Bosch created this simple...

Watch Ari Erenthal's video tutorial series where he discusses and demonstrates intrusion detection system operation, terminology, and problemology for security system end users. Send Ari your questions and maybe we'll make a video of the answer. 

The just released B444 Conettix 4G LTE plug-in cellular communicator enables two-way IP central station communication over the Verizon 4G LTE cellular network.

Ari Erenthal, the MidChes alarm specialist for our team in Maryland, Virginia, and Washington DC, evaluated the current status and reliability of using telephone (POTS) lines for modern security alarm communications. We've written many articles over...