Offered in 4-, 8-, and 16-channel models with built-in PoE/PoE+ network switch, plug-and-play NVRs enable HDMI/VGA monitor to be connected and controlled with USB mouse or IR remote for setup and monitoring. Menu-driven wizard and GUI-based camera image and motion detection setup are standard, and 16-channel model SRN-1673S has front-accessible hard drives. Respectively, models SRN-473S (4-port), SRN-873S (8-port), and SRN-1673S (16-port) offer 32, 64, and 80 Mbps network camera recording.