I require a means of triggering a very loud mains voltage siren for a small 4 camera security system, however it appears only the 32 channel NVR provides this functionality. Are there any other straig

Please make a competitor to Ubiquiti UniFi Protect UVC-G4 Doorbell Pro PoE Kit-White that is POE not battery operated, must integrate with VIGI not TAPO, you guys need more prosumer stuff. 4k as well

When I click on the settings button for one of my cameras connected to my NVR the app says "no new version available" under the main text "firmware update" - however when I click on the firware update