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Bluetooth HID is a lightweight wrapper of the human interface device protocol defined for USB. The use of the HID protocol simplifies host implementation (when supported by host operating systems) by re-use of some of the existing support for USB HID in order to support also Bluetooth HID. Keyboard and keypads must be secure.
The Bluetooth protocol RFCOMM is a simple set of transport protocols, made on top of the L2CAP protocol, providing emulated RS-232 serial ports (up to sixty simultaneous connections to a Bluetooth device at a time). The protocol is based on the ETSI standard TS 07.10. RFCOMM is sometimes called serial port emulation.
Bluetooth is commonly used to transfer sound data with telephones (i.e., with a Bluetooth headset) or byte data with hand-held computers (transferring files). Bluetooth protocols simplify the discovery and setup of services between devices. Bluetooth devices can advertise all of the services they provide.
Bluetooth Low Energy ( Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart [1]) is a wireless personal area network technology designed and marketed by the Bluetooth Special Interest Group (Bluetooth SIG) [2] aimed at novel applications in the healthcare, fitness, beacons, [3] security, and home entertainment industries. [4]
The "A20 Aviation Headset" was released in 2010 as the successor to the "Aviation Headset X" (aka A10). It has a claimed battery life of 45 hours (using two AA batteries) 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 was released in 2015.
Samsung Gear S3. The Samsung Gear S3 is a Tizen -based circular smartwatch developed by Samsung Electronics. It was released on 18 November 2016. [1] There are two models of the Gear S3, Classic and Frontier. The Classic has a silver watch case and black leather band, while the Frontier has a black watch case and rubber band.
Harald Bluetooth. Harald " Bluetooth " Gormsson ( Old Norse: Haraldr Blátǫnn Gormsson; [2] Danish: Harald Blåtand Gormsen, died c. 985/86) was a king of Denmark and Norway . He was the son of King Gorm the Old and of Thyra Dannebod. Harald ruled as king of Denmark from c. 958 – c. 986. Harald introduced Christianity to Denmark and ...
Audi S3 facelift. The engine used is a 2.0-liter gasoline engine with a turbocharger and an output of 221 kW (300 hp). A six-speed manual transmission and quattro all-wheel drive come as standard. The 6-speed S tronic dual clutch transmission is available for an additional charge. In autumn 2013, the S3 was also available as a notchback version.