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Bluetooth is a short-range wireless technology standard for exchanging data and building personal area networks. Learn about its origin, development, features, and uses in various devices and industries.
Learn how to export a Wikipedia page as a PDF file using different methods and tools. Find out the features and issues of the PDFs generated by Wikipedia's download option.
Hearables are electronic in-ear devices for multiple purposes, such as hearing health, communication, entertainment and guidance. They are often controlled by voice, touch, movement or thought, and can integrate sensors, speakers, microphones and Bluetooth IC.
Learn about the origin and evolution of headphones, from the first telephone receivers to the modern wireless earbuds. Discover the different types of headphones, such as circumaural, supra-aural, earbuds, and bone conduction, and how they connect to various audio sources.
Learn how to download, install, or uninstall AOL Desktop Gold, a software included with your AOL membership. Find out the system requirements, the link to the official email confirmation, and the phone number for live support.
Learn about the history, types, and uses of phone connectors, a family of cylindrical electrical connectors for analog audio signals. Find out the differences between plugs, jacks, and sockets, and the terms for different numbers of contacts.
PDF stands for Portable Document Format, a file format developed by Adobe in 1992 to present documents, including text formatting and images, independently of software, hardware, and operating systems. PDF files can contain various content such as vector graphics, raster images, multimedia, forms, and encryption, and are standardized as ISO 32000.
Learn about the technology and hierarchy of computer components and recording media that are used to retain digital data. Find out the difference between primary, secondary, tertiary, and off-line storage, and how they are accessed by the CPU.