This expert guide explains everything you need to know about network video recorders (NVRs) used with IP security cameras. Learn how NVRs work, why they are essential for professional surveillance systems, and how SureVision NVRs deliver reliable recording with no monthly fees. A network video recorder (NVR) is the central recording device used in modern IP camera systems. NVRs receive digital video streams from IP cameras over a network and store footage locally on hard drives for secure, long-term access. Unlike consumer cloud systems, professional NVRs provide continuous recording, higher reliability, and full control over your surveillance data. Our experts can help you select the right SureVision NVR based on camera count, storage needs, and system design.Network Video Recorders (NVRs) for IP Cameras — Expert Guide
What Is a Network Video Recorder (NVR)?
NVR Recording vs Cloud-Based Surveillance
Feature
NVR Recording
Cloud Recording
Monthly Fees
None
Required
Video Quality
Full resolution, continuous
Often limited
Storage Control
Local, fully controlled
Third-party servers
Reliability
Works even if internet drops
Depends on internet
NVR vs DVR — What’s the Difference?
Feature
NVR (IP Systems)
DVR (Analog Systems)
Camera Type
IP cameras
Analog and HD CCTV cameras
Video Quality
HD to 4K+
Lower resolution to 4K
Cabling
Single Cat5e / Cat6
Coax + power
Best Use
Modern professional systems
Legacy installations
Why Choose a SureVision NVR?
Browse SureVision NVRs Common NVR Use Cases
Need Help Choosing the Right NVR?
Network Video Recorders
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