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  2. Phone connector (audio) - Wikipedia

    en.wikipedia.org/wiki/Phone_connector_(audio)

    Phone connector (audio) Phone plug mated in a phone socket. The plug's grooved tip is held firmly by the socket's spring tip contact. When not mated, this spring instead connects to the flat switch contact for detecting a plug. A phone connector is a family of cylindrically -shaped electrical connectors primarily for analog audio signals.

  3. List of Bluetooth profiles - Wikipedia

    en.wikipedia.org/wiki/List_of_Bluetooth_profiles

    Most Bluetooth headsets implement both Hands-Free Profile and Headset Profile, because of the extra features in HFP for use with a mobile phone, such as last number redial, call waiting and voice dialing. The mobile phone side of an HFP link is Audio Gateway or HFP Server. The automobile side of HFP link is Car Kit or HFP Client.

  4. Audio headset - Wikipedia

    en.wikipedia.org/wiki/Audio_headset

    Many wireless mobile headsets use Bluetooth technology, supported by many phones and computers, sometimes by connecting a Bluetooth adapter to a USB port. Since version 1.1 Bluetooth devices can transmit voice calls and play several music and video formats, but audio will not be played in stereo unless the cell phone or media device, and the ...

  5. Electronic hook switch - Wikipedia

    en.wikipedia.org/wiki/Electronic_Hook_Switch

    An electronic hook switch (EHS) is a device which electronically connects a wireless headset and phone. An EHS passes predefined signalling. Either bluetooth headset or DECT headset can be used. Users can handle calls with the headset only, freeing them from remaining next to the phone. Switching from handset to headset is typically ...

  6. Bluetooth - Wikipedia

    en.wikipedia.org/wiki/Bluetooth

    Website. www.bluetooth.com. 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).

  7. iPhone hardware - Wikipedia

    en.wikipedia.org/wiki/IPhone_hardware

    The iPhone 7 and later have no 3.5 mm headphone jack, [26] and instead headsets must connect to the iPhone by Bluetooth, use Apple's Lightning connector, or (for traditional headsets) use the Lightning to 3.5 mm headphone jack adapter. This adapter was included on several models of iPhone, and is also available for purchase at several leading ...

  8. Mobile phone accessories - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_accessories

    Chargers and external batteries. Micro-B USB plug. Mobile phone chargers have gone through a diverse evolution that has included cradles, plug-in cords and obscure connectors. However, devices built between 2010 and 2020 generally use micro-USB connectors, while newer devices tend to use USB-C. Apple devices often use proprietary connectors.

  9. Telephone jack and plug - Wikipedia

    en.wikipedia.org/wiki/Telephone_jack_and_plug

    Telephone jack and plug. A telephone jack and a telephone plug are electrical connectors for connecting a telephone set or other telecommunications apparatus to the telephone wiring inside a building, establishing a connection to a telephone network. The plug is inserted into its counterpart, the jack, which is commonly affixed to a wall or ...

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