Hypersonic alarm system

A hypersonic alarm system was a security device. Luskin Exovar's Trophy Wall at Exovar's Emporium was protected by a hypersonic alarm system to prevent theft.Wretched Hives of Scum & Villainy
==Sources==
*Wretched Hives of Scum & Villainy
==Notes and references==
Category:Alarm systems