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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.
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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).
Logitech Unifying receiver (older) Logitech Unifying receiver (newer) Unifying logo The Logitech Unifying Receiver is a small dedicated USB wireless receiver, based on the nRF24L-family of RF devices, [1] that allows up to six compatible Logitech human interface devices (such as mice, trackballs, touchpads, and keyboards; headphones are not compatible) to be linked to the same computer using 2 ...
The host stack is generally implemented as part of an operating system, or as an installable package on top of an operating system. For integrated devices such as Bluetooth headsets, the host stack and controller stack can be run on the same microprocessor to reduce mass production costs; this is known as a hostless system.
Revision of the G403 Wireless, capable of interfacing with the PowerPlay charging mouse pad, which acts as a wireless receiver and inductive charger. 107.2 g (3.78 oz) (without cable, without weight, with weight door) G603 Lightspeed Wireless 2017: 6: Yes: IR Optical: Hero: 200-12000: 2.4 GHz / Bluetooth / can connect up to two devices, one per ...
Some headphones are wireless, using Bluetooth connectivity to receive the audio signal by radio waves from source devices like cellphones and digital players. [5] As a result of the Walkman effect , beginning in the 1980s, headphones started to be used in public places such as sidewalks, grocery stores, and public transit. [ 6 ]
For example, Android Beam software uses NFC to enable pairing and establish a Bluetooth connection when doing a file transfer and then disabling Bluetooth on both devices upon completion. [81] Nokia, Samsung, BlackBerry and Sony [82] have used NFC technology to pair Bluetooth headsets, media players and speakers with one tap. [83]