Whois & Analysis for hdrelay.com

A pan–tilt–zoom camera (PTZ camera) is a camera that is capable of remote directional and zoom control.

An Internet protocol camera, or IP camera, is a type of digital video camera commonly employed for surveillance, and which, unlike analog closed circuit television (CCTV) cameras, can send and receive data via a computer network and the Internet.

Although most cameras that do this are webcams, the term "IP camera" or "netcam" is usually applied only to those used for surveillance.

The first centralized IP camera was Axis Neteye 200, released in 1996 by Axis Communications.

A professional video camera (often called a television camera even though the use has spread beyond television) is a high-end device for creating electronic moving images (as opposed to a movie camera, that earlier recorded the images on film).

Originally developed for use in television studios, they are now also used for music videos, direct-to-video movies, corporate and educational videos, marriage videos etc.

Since the 2010s, most of the professional video cameras are digital professional video cameras.

Streaming media is multimedia that is constantly received by and presented to an end-user while being delivered by a provider.

The verb "to stream" refers to the process of delivering or obtaining media in this manner; the term refers to the delivery method of the medium, rather than the medium itself, and is an alternative to file downloading, a process in which the end-user obtains the entire file for the content before watching or listening to it.

A communications satellite is an artificial satellite that relays and amplifies radio telecommunications signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.

Communications satellites are used for television, telephone, radio, internet, and military applications.

There are over 2,000 communications satellites in Earth’s orbit, used by both private and government organizations.