Digital Video Recorders
are recorders that are able to save videos. Now this video might come
from IP cameras over a network. The video might come from bullet,
weather proof, or indoor dome cameras directly to the digital video
recorder. Signal can be in PAL, NTSC, sound, and any input format but
this will be converted to digital video and stored on storage media in
the digital video recorders. UniquePos.com classifies these Digital
Video Recorders into Standalone Digital Video Recorders (DVRs) and Standalone Network Video Recorders (NVRs).
UniquePos.com has a huge collection of these DVR's and NVR's for storing
the videos for security analysis. The various security management
systems used by security personnel, detectives, and the police require
analysis of this video stored on storage medium usingDVR's
and NVR's. UniquePos.com will ship all orders above $100 free of charge
in continent USA. They have an excellent team who work tirelessly 24X7
giving customer supports and solving all your pre-purchase queries.
The watermark feature of the Nuvico EV-8000N 8 channel digital video recorder is very useful for the security management systems. The 8 channels will help in recording 8 streaming videos at the same time. Both NTSC and PAL standards of video recording is supported by this DVR. The Linux operating system makes the Nuvico DVR a very open system to receive inputs.
The Nuvico software has a user friendly graphics menu. The Nuvico DVR comes with a multiplexer which makes the DVR a multiple input and single output device. It supports concurrent record, playback, and network functions. It saves the videos in mpeg-4 compression format. Composite, spot, and VGA video outputs are supported. It has built-in DVD-RW back up device which is quite useful for data back ups. One channel audio can also stream in for recording in this DVR and audio signals over the network can be saved on this DVR. PTZ protocols for object tracking are supported by the DVR.
Various smaller businesses like pubs and local stores use the EB1304NET Avermedia 4 channel SATA analog DVR. 4 channels of video and one channel of audio input are supported by this DVR. The recording rate is 120fps which is very good for this DVR. This is a small DVR that is light in weight. The central management system allows for control and management of 1000 DVRs centrally which can be very useful for the security management system. Security personnel and police use the videos for analysis in case of security breaches. The intelligent motion detection feature in these DVRs starts the recording of the video in these DVRs. The recording is triggered only when there is some motion and the camera is able to pick some new pictures, thus saving hard disk space for the DVRs.
UniquePos.com sells the Vivotek 9-CH PoE Gateway Supported Network Video Recorder. This NVR supports 9 channel monitoring and recording simultaneously which is amazing. Vivotek 6000 and 7000 series network cameras work fine with these NVRs. There are four built in 802.3sf compliant Power over Ethernet (PoE) ports and hence no shortage of available ports. These four digital inputs and one digital output allows for connection to sensors and alarms required for the security management system in the retail outlets. This NVR can do video recording without affecting the bandwidth for recording over the network. Useful features like automatic camera installation and configuration are supported by this NVR. The NVR can become an external USB storage for backup of video. It supports both mpeg-4 and mjpeg formats of video.
Another favorite among the customers of UniquePos.com is the NUUO NV-2040 NVRmini 4 IP channel H.264 2HDDs network video recorder. This NVR works with several cameras. The Linux software in the NVR for IP security cameras over the network makes the NVR quite open. The NVR supports 2 to 4 hard disks. It supports 4 to 8 IP cameras. The Linux software is an open platform which supports several brands of IP cameras. Many users can see live video or recorded video from these NVR from any connected computer using Internet Explorer. Redundant Array of Independent Disks (RAID) technology is used in these NVRs. The RAID technology makes the data transfer rate relatively high and ensures data retrieval in the event of disk drive failure, making the DVR very reliable.