What is a Bluetooth Device?
Bluetooth technology enbales you to exchange data between different devices. It uses radio frequencies to transmit information and works over short ranges. Most Bluetooth devices have a maximum connection distance of about 30 পা দুটো; যাহোক, some devices can reach much further than that. Bluetooth connections are usually secure and can’t be hacked. They operate at different frequencies, jumping between them every second. Bluetooth and Wi-Fi technologies work together to provide the same connection in different ways.