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Recent models generally use Bluetooth 4.0 or even Bluetooth 5, and wireless speakers generally have a range of 10 meters. [4] Bluetooth devices use a radio communication frequency such that the devices do not have to be in a visual line of sight with each other. Some speakers may benefit from the NFC system to facilitate pairing with the source ...
The portable audio products sold by Bose Corporation have been marketed as portable smart speaker and SoundLink. These wireless speaker systems are battery powered and play audio over a wireless connection from a separate source device (such as a computer or smartphone). Most Soundlink models use Bluetooth to communicate with the source device.
The Bluetooth SIG completed the Bluetooth Core Specification version 4.0 (called Bluetooth Smart) and has been adopted as of 30 June 2010. It includes Classic Bluetooth, Bluetooth high speed and Bluetooth Low Energy (BLE) protocols. Bluetooth high speed is based on Wi-Fi, and Classic Bluetooth consists of legacy Bluetooth protocols.
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1947 – JBL has a 15" speaker (38 cm), model D-130, using for the first time a 4" (100 mm) voice coil in a speaker cone; 1949 – James. B. Lansing dies of suicide; William Thomas became president of the company; 1954 – The 375 compression engine is the first 4-inch engine sold; its response extends to 9 kHz
Bluetooth Low Energy (Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart [1]) is a wireless personal area network technology designed and marketed by the Bluetooth Special Interest Group (Bluetooth SIG) [2] aimed at novel applications in the healthcare, fitness, beacons, [3] security, and home entertainment industries. [4]
The Sansa Fuze, released on March 28, 2008 [13] in capacities of 2, 4 and 8 GB, is a portable media player with a 1.9-inch color display and a thickness of 0.3 inches (8 mm). It also features a 40-preset FM radio with FM recording, a voice recorder, and a 24-hour battery life on continuous audio playback.
They use the wireless Bluetooth technology to "stream" audio to the boombox from a compatible Bluetooth device, such as a mobile phone or Bluetooth MP3 player. An example of this is the JAMBOX, [ 16 ] which is marketed as a "Smart Speaker" as it can also function as a speakerphone for voice calls in addition to being an audio playback device.