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    Essentials – DVD

    InventionInvented in 1995 by Philips, Sony, Toshiba, and Panasonic
    Full FormDigital Versatile Disc
    Physical SizeStandard DVD diameter: 12 cm; Mini DVD diameter: 8 cm
    Storage CapacitySingle layer: ~4.7GB; Dual layer: ~8.5-8.7GB
    Video QualitySupports up to 480p (SD) in NTSC, 576p (SD) in PAL
    Audio QualitySupports up to 5.1 Dolby Digital or DTS surround audio.
    Life ExpectancyApproximately 100 to 250 years if properly stored and handled
    Common UsesHome video distributions; DVD-Video, DVD-Audio discs
    AdvantagesHigh-quality video and audio; extensive, interactive features
    LimitationsLimited storage compared to Blu-ray; does not support HD video