Internal Sounders
HKC
HKC Echo Flash Internal Sounder Red
HKC
HKC Echo Internal Sounder (28)
Honeywell
Honeywell SP20ST Indoor Siren Grade 2
Klaxon
Klaxon 127Db 240v High Output Master Blaster Siren (12v Relay)
Klaxon
Klaxon 127Db High Output Master Blaster 240v Siren
Security Warehouse
Knight 16 Ohm Internal Speaker Grade 1
Knight Manufacturing
Knight Grade 3 Octone 16 Ohm Large Speaker (87mm) - Tampered
Knight Manufacturing
Knight Grade 3 Octone 16Ohm Small Speaker (50mm) - Tampered
Knight Manufacturing
Knight Grade 3 Octone Large (87mm) Speaker with Strobe- Tampered
Knight Manufacturing
Knight Grade 3 Octone Small (50mm) Speaker with Strobe- Tampered
Knight Manufacturing
Knight Grade 3 Tampered Speaker
Knight Manufacturing
Knight Small Teletone Speaker 16 Ohm