Tru Components Bluetooth radio module HC-05

The wireless Bluetooth data transmission module uses the XBEE modeling design, with its compact size compatible with the expansion of the XBEE base. It is suitable for all types of 3.3 V SCM systems. The module can utilize the following: AT command set in master-slave mode, baud rate, matching passwords, and user information, such as the standard baud rate of 38400, the preset from the machine model, and the matching password 1234.