DIRECTIONAL EMERGENCY SIRENS LTD inventor OF THE PATENTED UNIVERSAL 'QUADRASONIC'™️ DIRECTIONAL emergency vehicle SIREN SYSTEM
SPECIFICATIONS
Horns, compressors and control valves are manufactured by FIAMM - who supply the world's emergency services with acoustic warning devices. FIAMM is certified to ISO 9001:2008, ISO/TS 6949:2008 and comply with Regulation 1907/2006/EC