Cablevision Adds Two Unique and Popular Networks to Leading High-Definition Line-Up

Cablevision Systems Corp. announced the addition of Discovery
HD Theater and National Geographic HD to the growing list of high-definition
channels available to digital cable customers across the company’s
entire service area, at no additional cost. Discovery HD Theater is available on
channel 727 and iO customers will find National Geographic Channel HD on channel

Cablevision now offers 23 high-definition programming services including
local broadcast stations, the most local sports in HD and a wide variety of
entertainment genres. Unlike other providers, Cablevision does not charge an
equipment or programming premium for HD programming.

“We are pleased to add these unique, high-quality networks to our
robust array of high-definition programming, and we plan to build on these
additions with a significant expansion of HD channels in the coming months,”
said Theresa Chillianis, Cablevision’s vice president of video product
management. “Our high-capacity fiber network gives Cablevision the
ability to continually exceed our customers’ expectations and deliver additional
value through our products, including the best HD programming with no additional
fees or charges. We are confident our customers will enjoy Discovery HD Theater
and National Geographic HD, in addition to the high-definition programming we
already provide, and the new HD channels we plan to offer.”

“Having made considerable investments in HD over many years, Discovery
offers a vast collection of content to support our distributors’ HD business-
building efforts and bring viewers the best in HD picture quality and sound,”
Clint Stinchcomb, executive vice president and general
manager, Discovery Emerging Networks Group. “The launch with
Cablevision comes at a particularly opportune time as we premiere
Planet Earth, one of our most ambitious HD
events ever. We’re very pleased that this groundbreaking series will be one of
the first programs our new Cablevision viewers will see.”
“National Geographic is synonymous with spectacular imagery, whether
emanating from the bottom of the sea, the most remote rainforest, or the most
fascinating cultures anywhere on the planet.” said
Laureen Ong,
President, National Geographic Channel. “NGC HD amplifies the immersive visual
experience that continues to draw more viewers to the network every day. We’re
pleased to join the leading lineup of HD networks that Cablevision is offering
its customers.”

Discovery HD Theater was the first 24-hour high-definition network to
broadcast its content in brilliant 1080i and 5.1 digital Surround Sound. A
standalone HD network from the Discovery Channel, Discovery HD Theater features
high-definition programming in virtually all
categories of entertainment from Discovery’s family of networks, including
wildlife, nature, travel, science, history, geography and more. Discovery HD
Theater is committed to bringing viewers top-tier, original HD event programs
such as Discovery Atlas
HD and Planet Earth, as well as captivating
series including Sunrise Earth, Destination HD, 1,000 Places to See Before You
Die and Risk Takers.

National Geographic Channel HD, a simulcast of the six-year-old
National Geographic Channel, is the #1 most requested HD channel over the past
two years according to Beta Brand Research and showcases such programs as
Galapagos, a three-hour special that is the first in-depth, full access
film made in over 20 years about the islands and
their wondrous array of wildlife. Favorite original series include Naked