Internal Sounders
Scantronic
Scantronic 9040UK-00 EXTENSION SPEAKER
UTC
UTC Indoor siren, 1 tone - without flash
UTC
UTC AS271 Indoor Siren, Single Tone with Flash - EN Grade 2
Pyronix
Pyronix Twin Alert Internal Sounder
Texecom
Texecom Internal wireless sounder with Ricohet Mesh Technology
Security Warehouse
Knight Plastics 16 Ohm Internal Speaker
Knight Manufacturing
Knight Grade 3 Tampered Speaker
Knight Manufacturing
Knight Small Teletone Speaker 16 Ohm
Elmdene
Elmdene Grade 3 Remotely powered warning device - NO Battery
Elmdene
Elmdene Grade 2 Self powered warning device Includes battery