ReplayTV is a brand of digital video recorder

Digital video recorder

A digital video recorder , sometimes referred to by the merchandising term personal video recorder , is a consumer electronics device or application software that records video in a digital format to a disk drive, USB flash drive, SD memory card or other local or networked mass storage device...

 (DVR), a term synonymous with personal video recorder (PVR). It is a consumer video device which allows users to capture television programming to internal hard disk

Hard disk

A hard disk drive is a non-volatile, random access digital magnetic data storage device. It features rotating rigid platters on a motor-driven spindle within a protective enclosure. Data is magnetically read from and written to the platter by read/write heads that float on a film of air above the...

 storage for later viewing (and time shifting

Time shifting

Time shifting is the recording of programming to a storage medium to be viewed or listened to at a time more convenient to the consumer. Typically, this refers to TV programming but can also refer to radio shows via podcasts....

). The first ReplayTV model was introduced in January 1999 during the Consumer Electronics Show

Consumer Electronics Show

The International Consumer Electronics Show is a major technology-related trade show held each January in the Las Vegas Convention Center, Las Vegas, Nevada, United States. Not open to the public, the Consumer Electronics Association-sponsored show typically hosts previews of products and new...

 in Las Vegas

Las Vegas metropolitan area

The Las Vegas Valley is the heart of the Las Vegas-Paradise, NV MSA also known as the Las Vegas–Paradise–Henderson MSA which includes all of Clark County, Nevada, and is a metropolitan area in the southern part of the U.S. state of Nevada. The Valley is defined by the Las Vegas Valley landform, a ...

, at the same time as a competing DVR model from rival company TiVo

TiVo

TiVo is a digital video recorder developed and marketed by TiVo, Inc. and introduced in 1999. TiVo provides an on-screen guide of scheduled broadcast programming television programs, whose features include "Season Pass" schedules which record every new episode of a series, and "WishList"...

. After the sale of assets to DirecTV

DirecTV

DirecTV is an American direct broadcast satellite service provider and broadcaster based in El Segundo, California. Its satellite service, launched on June 17, 1994, transmits digital satellite television and audio to households in the United States, Latin America, and the Anglophone Caribbean. ...

, ReplayTV's only ongoing activity was maintenance of the electronic program guide service by D&M Holdings

D&M Holdings

D&M Holdings is a Japanese corporation that owns several audio and video brands. It was formed in 2002 from the merger of Denon and Marantz. It has acquired several other companies since that time. In 2008 it was acquired by K. K. BCJ-2, a Tokyo corporation owned by investment funds advised...

, which was to be discontinued on July 31, 2011.