Reolink 12MP PoE NVR 36 Channel CCTV Security Camera System, 3 HDD Bays, No HDD Included, Support 12MP/4K/5MP/4MP HD Reolink IP Cameras 24/7 Surveillance Recording, Integrated O/I Alarm System, RLN36

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• ONLY WORK WITH REOLINK IP CAMERAS: Work perfectly with all Reolink PoE 4K/5MP/4MP cameras and Reolink WiFi cameras with DC power, such as RLC-510A, 520A, 811A, 810A, 820A, 823A, 842A, Duo PoE, TrackMix PoE, E1 Outdoor cameras. Manage up to 36 Reolink IP cameras simultaneously easily.
• EXPAND YOUR SYSTEM WITH POE SWITCHES: By connecting up to four PoE switches to the LAN ports of the NVR, you can extend your system for broader coverage and higher performance. By separating 36 cameras to 4 PoE switches, then connecting the PoE Switches to the RLN36 for integrated management, your 4K security system can be accessed with no latency with or without internet.
• 3 HDD BAYS, BUSINESS-GRADE STORAGE: The RLN36 network video recorder contains 3 HDD bays with each supporting up to 16TB HDD (NO HDD included). With 48TB storage in total and 36 IP cameras recording 24/7 at 6Mbps, the HDDs can last around 20 days. For a list of the recommended HDDs, please refer to the FAQ/Video page for more details.
• UPGRADED DESIGN, FASTER DATA TRANSFER: This Reolink NVR can be plugged into mic/speaker devices to hear & talk back to whoever you catch on the monitor via Reolink cameras with two-way talk function. The RCA male-to-female converters are required (not included). The USB 3.0 port will help you back up important footage from your HDD to your portable hard drive efficiently.
• FULL INTEGRATION WITH SMART REOLINK CAMS: The RLN36 NVR can integrate human/vehicle detection & playback from Reolink IP cams to build an intelligent system. By adding more Reolink cameras with optical zoom, auto-tracking, two-way talk, motion-triggered spotlights features, you can even build a cutting-edge home security system on your own.