Bluetooth is a low-cost and high-capacity short-range wireless communication specification

Bluetooth is a low-cost and high-capacity short-range wireless communication specification. Bluetooth laptop is a laptop with Bluetooth wireless communication function. There is also a legend about Bluetooth. In the 10th century, the Nordic princes competed for hegemony, and the king of Denmark stepped forward. With his unremitting efforts, the bloody war was stopped, and all parties sat at the negotiating table. Through communication, the princes cleared up their past grievances and became friends. Because the king of Denmark loves eating blueberries so much that his teeth are dyed blue, he is called the king of Bluetooth, so Bluetooth has become a synonym for communication. A thousand years later, when the new wireless communication standard was introduced, people named it Bluetooth.