TERA is a shielded twisted pair

Twisted pair

Twisted pair cabling is a type of wiring in which two conductors are twisted together for the purposes of canceling out electromagnetic interference from external sources; for instance, electromagnetic radiation from unshielded twisted pair cables, and crosstalk between neighboring pairs...

 connector for use with Category 7

Category 7 cable

Category 7 cable , , is a cable standard for Ethernet and other interconnect technologies that can be made to be backward compatible with Cat 5 and Cat 6. Cat 7 features even more strict specifications for crosstalk and system noise than Cat 6...

 twisted-pair data cables, developed by The Siemon Company

The Siemon Company

The Siemon Company is a manufacturer and designer of network cabling and coupling devices based in Watertown, Connecticut. It was founded in 1903 by Carl F. Siemon as The Siemon Hard Rubber Company. It is a privately held company....

 and standardized in 2003 by International Electrotechnical Commission

International Electrotechnical Commission

The International Electrotechnical Commission is a non-profit, non-governmental international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as "electrotechnology"...

 (IEC) 61076-3-104.
The 2006 revision of the standard extended the characterized performance up to 1000 MHz.
The connector has a different footprint from the more common 8P8C connector style, often colloquially referred to as "RJ-45

Registered jack

A registered jack is a standardized physical network interface — both jack construction and wiring pattern — for connecting telecommunications or data equipment to a service provided by a local exchange carrier or long distance carrier. The standard designs for these connectors and their wiring...

".
TERA is also a useful interface for broadcast communications technology (BCT). This connector allows for cable sharing, permitting users to integrate video, voice and data services over a single cabling link.