This system is designed for use in natural disasters, accidents, emergencies, social security, andrescue evacuations. In the event of local water or power outage, communication interruption, ornetwark disconnection, the system can perfarm on-site command announcements. It is poweredby an outdoor power source charged by solar energy. eliminating the reliance on the existingpower network of the installation environment. The syster features strong directionality, highsound pressure, clarity, and outdoar waterprof capabilities. Real-time monitoring of the systemand speaker connections ensures the reliability of system operation. With a graphical userinterface design, all functional items and setting operation information are clear at a glance.it is an indispensable common emergency device for mproving emergency evacuation, safetyprecautions,and evacuation drills.

