Catalog > Consumer Electronics > Audio and Video Communication > Speakers Multi Purpose Surface Mounted Horn Speaker Multi Purpose / Surface Mounted / Horn Speaker Industrial Multi Purpose Surface Mounted Horn Speaker with RS485 Interface Part No: CLX-DOLSPK-IO 3 349.97 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Dolspk IO type can be used for security alarm system ofoverhead crane, travelling crane, ship, dock, port, transportation, iron andsteel manufacture and metallurgical industry. Features Using long-life LED as the light source, clear and pleasant speakers Special diffusion lampshade and LED direct light distribution structure, to disperse bright signal light Built in rotating -normal light -flash -slow flash mode Flashing times: 60~80 times/min Application: Lifting machinery, construction machinery, ports, transportation, security equipment and other places. Audible and visual alarm can be used with all fire alarm controllers. When an emergency accident or fire occurs on the site, the control signal sent by the fire alarm controller triggers the audible and visual alarm, and realize sound alarm and light alarm at the same time. It can also be used in conjunction with the manual alarm button to achieve simple sound and light alarm.