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2. Network DVR - Wikipedia

   en.wikipedia.org/wiki/Network_DVR

   Network DVR (NDVR), or network personal video recorder (NPVR), or remote storage digital video recorder (RS-DVR) is a network-based digital video recorder (DVR) stored at the provider's central location rather than at the consumer's private home. Traditionally, media content was stored in a subscriber's set-top box hard drive, but with NDVR the ...

3. Comparison of DVR software packages - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_DVR_software...

   This is a comparison of digital video recorder (DVR), also known as personal video recorder (PVR), software packages. Note: this is may be considered a comparison of DVB software, not all listed packages have recording capabilities.

4. Closed-circuit television camera - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television...

   These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...

5. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   Digital wireless camera. Wireless security cameras are closed-circuit television (CCTV) cameras that transmit a video and audio signal to a wireless receiver through a radio band. Many wireless security cameras require at least one cable or wire for power; "wireless" refers to the transmission of video/audio.

6. Digital video recorder - Wikipedia

   en.wikipedia.org/wiki/Digital_video_recorder

   A digital video recorder (DVR), also referred to as a personal video recorder (PVR) particularly in Canadian and British English, is an electronic device that records video in a digital format to a disk drive, USB flash drive, SD memory card, SSD or other local or networked mass storage device.

7. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   The cameras are used to record details such as gender, age, and ethnicity. Cameras have been used in a southern Chinese city to issue tickets to people for infractions. [85] In India, the cities of Hyderabad and Delhi, the capital, have around 900,000 and 450,000 cameras, respectively. [83]

8. TiVo digital video recorders - Wikipedia

   en.wikipedia.org/wiki/TiVo_digital_video_recorders

   The Series 3 is also the first DVR to feature THX-certified audio and video. The unit is also equipped with two USB 2.0 ports, a Fast Ethernet port, and a telephone modem, which are all used to connect to the TiVo service. The built-in wired Ethernet or an optional USB 802.11 wireless adapter could download video on demand from various ...

9. DVD recorder - Wikipedia

   en.wikipedia.org/wiki/DVD_recorder

   DVR with built-in DVD recorder. A DVD recorder is an optical disc recorder that uses optical disc recording technologies to digitally record analog or digital signals onto blank writable DVD media. Such devices are available as either installable drives for computers or as standalone components for use in television studios or home theater systems.