Difference between DVR, NVR, HVR, SDVR

SDVR stands for Super Digital Video Recorder. It is a combination of DVR, NVR, and HVR.  

DVR: Pure analog video input  

NVR: Pure network HD video input (used under the situation that all channels need HD effect, such as IP Cameras)  

HVR: Analog + Network HD video input (used under the situation that needs analogue effect + several network HD effect, which is also suitable to upgrade current analogue project)

 SDVR: DVR + NVR + HVR

  Basic features for SDVR:

1. New GUI design with single-step operation: - Simple and intuitive: The menu just with the single stage operation design. - Easy to understand: All icons corresponding to the function very vivid. - Fast operation: All the common settings are on the menu at the eye-catching location.

2. One step to do the remote control with Cloud Technology.

3. Directly switch between DVR, NVR, and HVR.

4. H.264 High Profile Compression, at least 30% more video compression.

5. Standard configuration of HDMI, 3G, and WiFi. 6. Compatible with ONVIF and many IP cameras.