Built-In CD-RW Writer DVD RW

DVD is a traditional optical storage medium whose core function is to store and read video, audio or data
Core functions
Video playback: This is the most classic function of DVD. It can play standard definition (480P/576P) movies, TV series and other video content. The built-in DVD drive in early notebooks was mainly used for watching DVDs.
Data storage and reading: The capacity of a single DVD disc is usually 4.7GB (single-sided, single-layer) or 8.5GB (single-sided, double-layered). It can be used to store documents, photos, music and other files, and can also read installation programs, information and other data in the disc.
Audio playback: Supports reading music discs in CD format. Some DVD discs also come with audio albums or video soundtracks to meet audio playback needs.
Distinctive features
Physical media characteristics: It is a physical optical disk storage and needs to be used with an optical drive. The advantage is that data can be stored for a long time.
Compatibility limitations: early notebooks generally had built-in DVDs

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