The UniFi Cloud Key Gen2 Plus is an integrated hardware controller and self-contained application server designed to monitor and manage your UniFi network devices and camera surveillance system. Features: Enclosure Anodized Aluminum Management Interface UniFi Management Portal; UniFi SDN; UniFi Protect Hard Drive Capacity 1 TB 2.5" SATA HDD (user-upgradeable*) Device Capacity UniFi Protect Mode Up to 20 G3 Cameras, Up to 10 G4 Cameras UniFi SDN + Protect Up to 15 UniFi Cameras and 50 UniFi Devices 7 G4 Cameras Processor APQ8053 8 Core with 3 GB RAM eMMC Memory 32 GB Networking Interface (1) 10/100/1000 Ethernet Port Buttons (1) Power; (1) Reset LEDs (1) Power, White/Blue Power Method Standard 802.3af PoE; Quick Charge 2.0/3.0 Power Adapter (9VDC, 2A) Supported Voltage Range Standard 802.3af PoE or 9VDC, 2A Max. Power Consumption 12.95W (PoE); USB-C Power Operating Temperature 0 to 35° C (32 to 95° F) Operating Humidity 20 to 80% Noncondensing Note: * The Cloud Key Gen2 Plus only supports hard drives that can operate on 5V power. Hard drives that require additional power are not supported