8 Mass Notification Solutions to Put on Your Radar

Addressable VoIP and WiFi Speakers by GAI-Tronics

These speakers accept a direct input from existing LAN or WLAN to provide clear public address broadcasts. The speakers, which are self-contained, are rated weatherproof. They can receive direct or multicast broadcasts, up to eight addresses. Other features include solar panel power option, power save feature, and external long-life battery option.