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  2. SanDisk portable media players - Wikipedia

    en.wikipedia.org/wiki/SanDisk_portable_media_players

    The SanDisk SDMX1 series (including the SDMX1-1024, −512, and −256—reflecting capacity in MB), also known as the SanDisk Digital Audio Player, is a low-end solid state memory MP3 player. It was SanDisk's first personal media player, and the only one of its time not to be sold under the Sansa brand.

  3. Comparison of memory cards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_memory_cards

    X (requires an eXternal adapter) – Technically the same as E, but such adapter usually consists of 2 parts: a pseudo-card with pin routing and physical enclosure size that perfectly match the target slot and a break-out box (a card reader) that holds a real card. Such adapter is the least comfortable to use.

  4. SD card - Wikipedia

    en.wikipedia.org/wiki/SD_card

    Specified in version 4.0, further raises the data transfer rate to a theoretical maximum of 156 MB/s (full-duplex) or 312 MB/s (half-duplex) using an additional row of pins for LVDS signalling [101] (a total of 17 pins for full-size and 16 pins for micro-size cards). [94]

  5. Optical storage media writing and reading speed - Wikipedia

    en.wikipedia.org/wiki/Optical_storage_media...

    Those 74 minutes come from the maximum playtime that the Red Book (audio CD standard) specifies for a digital audio CD (CD-DA); although now, most recordable CDs can hold 80 minutes worth of data. The DVD and Blu-ray discs hold a higher capacity of data, so reading or writing those discs in the same 74-minute time-frame requires a higher data ...

  6. Portable media player - Wikipedia

    en.wikipedia.org/wiki/Portable_media_player

    MP3 CD/DVD players: Portable CD players that can decode and play MP3 audio files stored on CDs. Such players were typically a less expensive alternative than either the hard drive or flash-based players when the first units of these were released. The blank CD-R media they use is inexpensive.

  7. Compact disc - Wikipedia

    en.wikipedia.org/wiki/Compact_disc

    By 2007, 200 billion CDs (including audio CDs, CD-ROMs and CD-Rs) had been sold worldwide. Standard CDs have a diameter of 120 mm (4.7 in), and are designed to hold up to 74 minutes of uncompressed stereo digital audio or about 650 MiB ( 681,574,400 bytes) of data.

  8. USB mass storage device class - Wikipedia

    en.wikipedia.org/wiki/USB_mass_storage_device_class

    The Linux kernel has supported USB mass-storage devices since version 2.3.47 [3] (2001, backported to kernel 2.2.18 [4]).This support includes quirks and silicon/firmware bug workarounds as well as additional functionality for devices and controllers (vendor-enabled functions such as ATA command pass-through for ATA-USB bridges, used for S.M.A.R.T. or temperature monitoring, controlling the ...

  9. iTunes - Wikipedia

    en.wikipedia.org/wiki/ITunes

    iTunes is a media player, media library, and mobile device management utility developed by Apple.It is used to purchase, play, download and organize digital multimedia on personal computers running the macOS and Windows operating systems, and can be used to rip songs from CDs as well as playing content from dynamic, smart playlists.