Internal Sounders
Security Warehouse
SECWARE 16 Ohm Internal Speaker
Knight Manufacturing
Knight Grade 3 Octone 16Ohm Small Speaker (50mm) - Tampered
Knight Manufacturing
Knight Small Teletone Speaker 16 Ohm
Security Warehouse
SECWARE 2 way 'Sound Bomb' Internal Sounder
Security Warehouse
Knight Plastics 16 Ohm Internal Speaker
Security Warehouse
SECWARE 16 Ohm Internal Speaker Tampered - Grade 3
Knight Manufacturing
Knight Grade 3 Tampered Speaker
CQR
CQR Alto Low Profile Internal Sounder
Knight Manufacturing
Knight Grade 3 Octone 16 Ohm Large Speaker (87mm) - Tampered
Pyronix
Pyronix Twin Alert Internal Sounder