Door prop alarms are low-cost, desirable solutions to propped open doors. Helping keep energy costs down by ensuring the doors are closed, they also serve a vital security need. Sounding when a door ...

Detex Corporation, an industry leader in the manufacture of life safety and security door hardware for commercial buildings, offers battery-powered alarm systems that guard against propping doors open ...

Detex Corporation is pleased to offer the proven, innovative door management products from Designed Security Incorporated, a Detex Company. Helping to enhance access control systems and provide ...

I used to have a soundblaster live card WAY back in the day, but now I just have my motherboard's Realtek ALC-850. However, it is supposed to support various 3D sound affects. My motherboard is by ...