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  1. › wiki › HeadphonesHeadphones - Wikipedia

    Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound. Headphones let a single user listen to an audio source privately, in contrast to a loudspeaker, which emits sound into the open air for anyone nearby to hear.

  2. The Logitech FreePulse Wireless Headphones are headphones that use Bluetooth to transmit audio from the receiver to the headphones. The receiver can use a 3.5 mm headphone jack to plug into most audio outputs. The headphones emit sound from up to 10 metres (33 ft) away from the receiver using Bluetooth 2.0 with Enhanced Data Rate (EDR) wireless technology.

    • 2 via one of:, 3.5 mm Headphone Jack, Bluetooth 2
    • Logitech
    • Overview
    • Over-ear headphones
    • In-ear headphones
    • Industrial headphones

    Bose has sold aviation headsets since 1989 and consumer headphones since 2000. The current range of headphones/headsets consists of over-ear, in-ear, aviation and military models.

    Development of the company's noise cancelling headphones began in 1978 when the chairman, Amar Bose, tried a set of airline-supplied headphones during a flight and found that engine noise from the aircraft prevented the music from being enjoyed. In 1986, Bose and Sennheiser both presented active noise cancelling headsets for aircraft pilots, with t...

    The "QuietComfort 20" and QC20i in-ear headphones were released in 2015 and are the company's first in-ear noise cancelling headphones. The QC20 model is for Android, Windows and Blackberry devices, while the QC20i is designed for Apple devices and includes volume controls on the

    True wireless earbuds have no cord to keep each bud connected to each other. Noise-cancelling headphones QuietComfort Earbuds The QuietComfort Earbuds were released on 5 October 2020. The headset feature improved noise cancelling headphones compared to the predecessor QuietComfor

    The "A20 Aviation Headset" was released in 2010 as the successor to the "Aviation Headset X". It has a claimed battery life of 45 hours or can be powered by the airplane's electrical system. There are two versions, one with Bluetooth and one without. An updated version of the A20

    A "Combat Vehicle Crewman Headset" was released in 1998, for use in armoured vehicles.

    A "Triport Tactical Headset" was released in 2004. It is designed for use in armoured vehicles and can fit under an infantry ballistic helmet.[unreliable source?] An updated version was released in 2012.

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  4. So users with a DECT Wireless Headset can pair it with their home DECT phones and enjoy wireless communication. 2.4 GHz. Because DECT specifications are different between countries, developers who use the same product across different countries have launched wireless headsets which use 2.4GHz RF as opposed to the 1.89 or 1.9 GHz in DECT. Almost all countries in the world have the 2.4 GHz band open for wireless communications, so headsets using this RF band is sellable in most markets.

  5. › wiki › AirPodsAirPods - Wikipedia

    • Overview
    • Models
    • Technical specifications
    • Sales
    • Cultural impact
    • Competition

    AirPods are wireless Bluetooth earbuds designed by Apple Inc. They were first announced on September 7, 2016, alongside the iPhone 7. Within two years, they became Apple's most popular accessory. The most recent model, AirPods, are a replacement to the 1st and 2nd Generation models, although the 2nd Generation is still sold on Apple's website. Thes...

    Apple announced the first generation AirPods on September 7, 2016, at an Apple Special Event alongside the iPhone 7 and Apple Watch Series 2. Apple originally planned to release the AirPods in late October, but delayed the release date. On December 13, 2016, Apple began taking on

    Apple announced the second generation AirPods on March 20, 2019. They are the same design as the first generation, but have updated features. They include an H1 processor which supports hands-free "Hey Siri", Bluetooth 5 connectivity. Apple also claims 50% more talk time and fast

    Apple announced the third generation AirPods on October 18, 2021. They feature an external redesign with shorter stems similar to AirPods Pro and use similar force touch controls. They include support for spatial audio and Dolby Atmos, IPX4 water resistance, skin detection and a

    All of the electronics and circuitry responsible for the audio drivers and Bluetooth transmission are stored entirely within the head of the AirPod. The battery is stored in the stem. The battery and circuit boards are connected via flex/ribbon cable.

    Analysts estimate Apple sold between 14 million and 16 million AirPods in 2017. In 2018, AirPods were Apple's most popular accessory product, with 35 million units sold. 60 million units were sold in 2019. Analysts estimate AirPods make up 60% of the global wireless headphone market and that Apple's entire Wearables products “is now bigger than 60%...

    On announcement day, AirPods were compared to Apple's previously existing EarPods, with The Verge noting "They look... just like the old EarPods, with the wires cut off." Initially mocked by many for their unfamiliar design, their popularity grew rapidly over the years and they were voted the most popular "hearable" brand of 2019. At an Apple earni...

    Some consumers expressed the viewpoint that there were better options for wireless earphones based on quality and cost. One of Apple's biggest competitors is Samsung, which markets wireless earbuds that are very similar to AirPods. Another similar product line is from Apple's Beats Electronics, which sells products such as the Powerbeats Pro wirele...

    • 1st generation: December 13, 2016, 2nd generation: March 20, 2019, 3rd generation: October 26, 2022
    • Luxshare (on contract), GoerTek (on contract)
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