The correct answer is: King Harald Bluetooth.
Bluetooth is a wireless technology that allows devices to communicate with each other over short distances. It is named after King Harald Bluetooth, who united Denmark and Norway in the 10th century. The technology was developed by a group of companies, including Ericsson, IBM, Intel, Nokia, and Toshiba. It was first released in 1999.
King Harald Bluetooth was a Danish king who lived from 940 to 986. He is best known for uniting Denmark and Norway, and for converting Denmark to Christianity. He is also credited with introducing the Old Norse alphabet to Denmark.
The Bluetooth logo is a combination of the runic letters “H” and “B”, which are the initials of King Harald Bluetooth’s name.
The Bluetooth technology has been used in a variety of devices, including mobile phones, laptops, and speakers. It is also used in some cars and home appliances.
Bluetooth is a convenient and easy way to connect devices. It is also a secure way to transfer data.