LED TV is a type of LCD television that uses light-emitting diodes (LEDs) to backlight the display
instead of the cold cathode fluorescent lights used in standard LCD televisions.
4K Ultra HD
4K Ultra HD has a resolution of 3840 × 2160,
which is roughly equivalent to 4K cinema
or 4 times the number of pixels in Full HD format.
8K Ultra HD
8K Ultra HD produces an astonishing 7,680 × 4,320 pixel resolution,
which is roughly the equivalent of an IMAX film
or 16 times the pixel resolution of Full HD.
Blu-Ray
Blu-ray is a media format designed to replace the DVD format.
Blu-ray uses a different type of laser to read the discs, allowing more data to be stored on a single disc.
As Blu-ray can store more data, it can provide a much better picture (HD)
than the DVD format as well as better audio.
HOME THEATER
Home theater is a setup of audio and video equipment in your home
that tries to duplicate the movie theater experience.
DVD-PLAYER
The Digital Versatile Disc (DVD) is an optical information storage technology with multiple applications.
Lasers read pitted digital patterns stamped on DVDs.