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A portable speaker which marks the lower end of the size range of Bluetooth speakers constructed primarily for the reproduction of music. Wireless speakers use rechargeable batteries to power them. Almost all wireless speakers operate on rechargeable batteries that are not replaceable, so that the lifespan of these speakers is that of their ...
Bluetooth is a short-range wireless technology standard for exchanging data and building personal area networks. It was developed by Ericsson in 1989 and launched as an open industry standard in 1998 by the Bluetooth SIG, with IBM, Intel, Nokia, and Toshiba as founding members.
Wireless HDMI is the wireless transmission of high-definition audio and video signals between devices, using unlicensed radio frequencies. Learn about the history, examples, and modern developments of this technology, as well as its advantages and limitations.
The widespread use of the term 'digital' with speakers is a marketing ploy intended to claim better suitability with 'digital' source material (e.g., MP3 recordings), or impute 'higher technology' than some other speaker, and perhaps higher price. If pressed, manufacturers may claim the term means the product is 'ready' for input from digital ...
Miracast is a standard created by the Wi-Fi Alliance to stream video and sound from devices to display receivers over Wi-Fi Direct. Learn about its development, technical details, version history, and supported formats and codecs.
Dolby Atmos is a surround sound technology that adds height channels to create three-dimensional sound effects. It is used in cinemas, home theaters, music, and games, and requires compatible speakers, receivers, and content.
Digital video is an electronic representation of moving visual images in the form of encoded digital data, in contrast to analog video. Learn about the history of digital video cameras, coding and production, and the popular compressed formats such as MPEG-2, H.264 and AV1.
The term loudspeaker may refer to individual transducers (also known as drivers) or to complete speaker systems consisting of an enclosure and one or more drivers.. To adequately and accurately reproduce a wide range of frequencies with even coverage, most loudspeaker systems employ more than one driver, particularly for higher sound pressure level (SPL) or maximum accuracy.