Each of the following must be marked with the words ``General Alarm'' in yellow letters at least 1 inch high on a red background:
(a) Each general alarm box; and
(b) Each audio or visual device described under Sec. 149.665 of this part for signaling the general alarm. [USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, as amended by USCG-2013-0397, 78 FR 39180, July 1, 2013]
Public Address System