JDY31 Bluetooth Module

Sepcifications

The JDY-31 Bluetooth module is a pin-compatible replacement for the HC-06 Bluetooth module. It is simpler and easier to use than the HC-06 and is often available at a slightly lower cost.

The JDY-31 Bluetooth module is based on Bluetooth 3.0 SPP design and can support Windows, Linux, and Android data transmission. The working frequency of the JDY-31 Bluetooth module is 2.4 GHz with modulation mode GFSK. The maximum transmission power is 8 dB, and the maximum transmission distance is 30 meters. Users can modify the device name through AT command, baud rate, and other instructions.