Has anyone seen this before?
Pic is from an eBay auction.
EDIT: Here’s the original listing.
http://www.ebay.com/itm/SIMPLEX-GX90S-FIRE-ALARM-WIRED-STROBE-SIREN-HORN-AUDIBLE-SIGNAL-12VDC-SYSTEM-/290978862106?pt=LH_DefaultDomain_0&hash=item43bfb1141a