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  2. Audio headset - Wikipedia

    en.wikipedia.org/wiki/Audio_headset

    Most 2.4 GHz Wireless Headsets come in two units, a wireless headset and a wireless base-station, which connects to your original telephone unit via the handset jack. The wireless headset communicates with the base-station via 2.4 GHz RF, and the voice signals are sent or received via the base unit to the telephone unit.

  3. Digital enhanced cordless telecommunications - Wikipedia

    en.wikipedia.org/wiki/Digital_enhanced_cordless...

    Digital Enhanced Cordless Telecommunications ( DECT) is a cordless telephony standard maintained by ETSI. It originated in Europe, where it is the common standard, replacing earlier standards, such as CT1 and CT2. [ 1] Since the DECT-2020 standard onwards, it also includes IoT communication. Beyond Europe, it has been adopted by Australia and ...

  4. Voice over IP - Wikipedia

    en.wikipedia.org/wiki/Voice_over_IP

    Voice over Internet Protocol ( VoIP ), [ a] also called IP telephony, is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, [ 2] such as the Internet. The broader terms Internet telephony, broadband telephony, and broadband phone service specifically refer to ...

  5. Plantronics - Wikipedia

    en.wikipedia.org/wiki/Plantronics

    Plantronics office headset on its charger. In the 1980s, Plantronics created a line of cordless products using infrared technology. Though the technology utilized was the same one being used by television remote controls, the link did not require a Federal Communications Commission (FCC) telecommunications approval. One of the first products ...

  6. Wiretapping - Wikipedia

    en.wikipedia.org/wiki/Wiretapping

    Wiretapping, also known as wire tapping or telephone tapping, is the monitoring of telephone and Internet -based conversations by a third party, often by covert means. The wire tap received its name because, historically, the monitoring connection was an actual electrical tap on an analog telephone or telegraph line.

  7. NearLink - Wikipedia

    en.wikipedia.org/wiki/NearLink

    NearLink ( Chinese: 星闪 ), also known as SparkLink and formerly Greentooth is a short-range wireless technology standard, which was developed by the NearLink Alliance, led by Huawei to set up on September 22, 2020. [ 1][ 2][ 3] As of September 2023, the Alliance has more than 300 enterprises and institutions on board, which include ...

  8. Headphones - Wikipedia

    en.wikipedia.org/wiki/Headphones

    Telephone headsets connect to a fixed-line telephone system. A telephone headset functions by replacing the handset of a telephone. Headsets for standard corded telephones are fitted with a standard 4P4C commonly called an RJ-9 connector. Headsets are also available with 2.5 mm jack sockets for many DECT phones and other applications.

  9. Personal area network - Wikipedia

    en.wikipedia.org/wiki/Personal_area_network

    A wireless personal area network ( WPAN) is a PAN carried over a low-powered, short-distance wireless network technology such as IrDA, Wireless USB, Bluetooth, NearLink or Zigbee. The reach of a WPAN varies from a few centimeters to a few meters. WPANs specifically tailored for low-power operation of the sensors are sometimes also called low ...

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