ONLY WORK WITH REOLINK IP CAMERAS: Work perfectly with all Reolink Po E 4K/5MP/4MP cameras and Reolink Wi Fi cameras with DC power, such as RLC-510A, 520A, 811A, 810A, 823A, Duo Po E, E1 Outdoor cameras. Manage up to 8 cameras simultaneously easily. Po E, EASY SETUP WITH PLUG & PLAY: Po E with only one Ethernet cable (up to 330ft) for Reolink Po E Cameras to transmit both power and data. You can live view and access the cameras with, or without the internet with the DHCP function. FULL INTEGRATION WITH SMART REOLINK CAMS: The Reolink Po E NVRs can integrate Reolink cameras with human/vehicle detection, optical zoom, auto-tracking, two-way talk, motion-triggered spotlights features. FREE VERSATILE APPS AND REMOTE VIEW: Explore rich features and functions in free Reolink App/Client and download it from i OS or Android, Windows or Mac without monthly fees. SOUND RECORDING AND 24x7 NVR RECORDING: The Reolink IP Cameras can record videos with sound 24x7.