The Amcrest NV4216-EI 16CH NVR can support up to 2 x 16TB Hard Drives (Hard Drives not included). It features 16CH Recording and does not have PoE Ports. It can record 16CH at 4K resolution and has AI disabled for View/Playback with 2CH at 16MP and 4CH at 4K. With AI enabled, it can support 1CH at 16MP and 3CH at 4K. This NVR utilizes Advanced H.265/H.264 compression technology to save storage space without compromising video quality. It offers intelligent search, playback, and backup functions for enhanced ease of use and security. Advanced AI features include Human & Vehicle Detection, Face Detection & Facial Recognition, ANPR support, Heat Map, People Counting, and IVS features like tripwire and intrusion detection. It can connect and manage all Amcrest WiFi and PoE cameras via Ethernet cable. It has a throughput of 256Mbps (180Mbps with AI enabled) for real-time HD video without loss or delay. It comes with a network cable and quick start guide. The operating conditions range from +14°F to +131°F. It requires a direct hardwired Ethernet connection to the router. It supports both Amcrest WiFi and wired IP cameras, and it includes a USB backup feature. All systems are CE & FCC certified with UL compliant power supplies.