New from Alarm Lock, a division of NAPCO Security Technologies, the Trilogy® T2 DL2700LD with LocDown™ is ideal for K-12 school and campus security. This standalone wireless keyless digital access ...

DL-Windows is the free Alarm Lock Trilogy Microsoft Windows-based software application that allows for easier and faster programming and access control management with Alarm Lock Trilogy locks.

New from Alarm Lock, the Trilogy T2 DL2700LD with LocDown ™ is ideal for K-12 and campus security. This standalone wireless keyless access lock includes a keyfob and a bright visual lockdown indicator ...

Amityville, NY – Alarm Lock, a Division of NAPCO Security Technologies, is pleased to announce that its popular DL-WINDOWS Management software is now conveniently ...

AMITYVILLE, N.Y.—As campuses and K-12 Schools across the country struggle to reopen and remain as such by employing preventive methods, Alarm Lock has introduced an easy, economical COVID solution to ...