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There is a general danger that listening to loud music in headphones can distract the listener and lead to injury and accidents. [11] [12] Noise-cancelling headphones add extra risk. Several countries and states have made it illegal to wear headphones while driving or cycling. [13]
A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).
In 1957 Willard Meeker developed a working model of active noise control applied to a circumaural earmuff. This headset had an active attenuation bandwidth of approximately 50–500 Hz, with a maximum attenuation of approximately 20 dB. [3] By the late 1980s the first commercially available active noise reduction headsets became available.
Earbuds size 21.6 x 19.9 x 18.7 mm Earbuds weight 5.5g Case size 50.2 x 50.4 x 27.7 mm Case weight 43.3g Bluetooth version Bluetooth 5.3 Sensors Accelerometer, Gyro sensor, Hall sensor, Proximity sensor, Touch sensor, Voice Pickup Unit Battery Earbuds: 58 mAh Case: 500 mAh Charging USB-C and Qi wireless charging
In 2004, Aliph released a noise-cancellation headset, which used military technology to erase background noise. [4] [5] The company's Bluetooth headset, the Jawbone, was released in 2006. [6] [7] Another headset was released in 2008 and 2009. [8] [6] AlphiCom changed its name to Jawbone in 2010. [2]
Underwater Audio is an electronics company that invents, manufactures, and distributes waterproof gadgets such as headphones, earphones, iPod Shuffles, and waterproof smart devices for swimmers. [1] Brigham Young University marketing graduate Scott Walker established the company as a junior in college in 2011.