SG-SSD7500 fire audible and optical alarm

Electronic coding, non-polar two-wire system

Adopt dedicated integrated chip

Hardware and software multi-stage filtering, strong anti-interference ability

Sound and light alone control, sound and light and broadcast alternate alarm

Multiple high-brightness LEDs are used as light sources, with eye-catching display, long life and low power consumption

Plug-in structure, reliable contact, easy to install and replace