Bluetooth is a wireless technology standard that is used by two devices to transmit or receive data over short distances using a 2.4GHz wireless connection. While the design goal of Bluetooth LE was to create a low-power wireless protocol, Bluetooth Classic had different design goals. Bluetooth Classic was created by engineers that work at Ericsson Mobile in Lund, Sweden, as a wireless alternative to serial (RS232) cables. This meant that this new protocol would be required to transmit large amounts of data, or even stream data, over short distances.
The Bluetooth Classic specifications are managed by the Bluetooth Special Interest Group (Bluetooth SIG) as part of the Bluetooth core specifications. As we mentioned in Chapter ...
