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HT-A7000. Sony’s wireless system is more wireless than most, allowing the rear surround speakers to run on quick-charging batteries. If you don’t want to run power behind your listening seats ...
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Wireless speakers are loudspeakers that receive audio signals using radio frequency (RF) waves rather than over audio cables. The two most popular RF frequencies that support audio transmission to wireless loudspeakers include a variation of WiFi IEEE 802.11 , while others depend on Bluetooth to transmit audio data to the receiving speaker.
Lightspeed Systems is an educational software company based in Austin, Texas that builds and sells SaaS content-control software, mobile device management, alert software, and classroom management software to K–12 schools.
The first SoundLink product was released in 2009 [1] and used a USB wireless transmitter plugged into the computer to receive audio from the computer (using a proprietary protocol— not Bluetooth). [2] The system included a remote control. Reviewers criticized the high price of US$550. [3] [4]
The ZiiSound, Inspire and Creative Wireless Speakers is a range of wireless speakers by Creative Technology, which utilizes Bluetooth technology and apt-X audio codec for high-quality wireless streaming of audio. Their first wireless speaker, The Inspire S2 Wireless 2.1 Speaker System, was released on 1 October 2009 .
Sonos was founded as "Rincon Audio, Inc." in August 2002 [5] [6] by John MacFarlane, Craig Shelburne, Tom Cullen and Trung Mai, with MacFarlane wanting to create a wireless service. [7] [8] The company changed its name to "Sonos, Inc." in May 2004. [5]
In the UK, use of wireless microphone systems requires a Wireless Telegraphy Act license, except for the license free bands of 173.8–175.0 MHz and 863–865 MHz. In 2013 the UK communications regulator, Ofcom , held an auction in which the UHF band from 790 MHz to 862 MHz was sold to be used for mobile broadband services.
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