Bluetooth wireless technology was developed by Jaap Haartsen Mattisson Svenis in 1994 and is the global short-range wireless standard enabling connectivity for a broad range of electronic devices using short-wavelength UHF radio waves in the ISM band from 2.4 to 2.485 GHz.
Features include:
- small-form factor radio
- low power
- low cost
- built-in security
- robustness
- ease-of-use
- ad hoc networking abilities.
Manufacturers and consumers can choose to activate one or all of these features in Bluetooth enabled devices, depending on device functionality.
Oficial Site
Mainly specifications
- 1.2 2003, 721 kbit/s
- 2.0 2004, 2,1 Mbit/s
- 3.0 + HS 2009, 24 Mbit/s
- 4.0 2010, 32 Mbit/s
- 5.0 2016-17, 64 Mbit/s
More details in wikipedia.
