Bosch LBC 3090/31 Microphones>>Boundary Microphones The alert and evacuation tones

The alert and evacuation tones are stored on the Micro SD card (Emergency Tones which conform to AS1670

TOA TH660TU660 600mm Reflex Horn Flare with 60 Watt / 16ohm Driver (TU660)

When a timing event is activated

Redback C0513 heavy duty nylon zip lock bag specially designed to protect your microphone stands from the rough treatment dished out by life on the road

Bosch LBC 3090/31 Microphones>>Boundary Microphones The alert and evacuation tonesBosch clamp mount 6" dual cone ceiling speaker, integral metal grille, 6 Watts, 100v line with taps at 6, 3 & 1. 5 Watts, 91dB SPL 1W 1m Colour: White (RAL 9010). 199 diameter, 172mm cut out.