TP-Link VIGI SP6020 Intelligent Solar Power Supply System 60W with VIGI C540-4G 4MP Outdoor Full-Colour 4G Pan Tilt Network Camera Mounting Kit or infrastructure deployments where running

or infrastructure deployments where running Cat5e simply is not on the table

Installers specifying Hikvision AX series wireless panels for residential and light commercial sites use this siren to complete the external alarm output - mounted to a front or side wall where it is visible from the street and loud enough to be heard well beyond the property boundary

On a fully loaded 32-channel deployment with high-resolution cameras

Power Supply: PoE or 12V DC

so the alerts you do receive are worth checking

TP-Link VIGI SP6020 Intelligent Solar Power Supply System 60W with VIGI C540-4G 4MP Outdoor Full-Colour 4G Pan Tilt Network Camera Mounting Kit or infrastructure deployments where running