This JDY-31B Bluetooth Module with an integrated base plate offers improved convenience and faster project setup. It supports the SPP protocol and is fully compatible with HC-05 and HC-06 modules, enabling smooth, transparent serial communication with microcontrollers and IoT devices. The base plate features labeled pins for easy wiring and reduced setup errors, making it ideal for beginners and rapid prototyping. Bluetooth 3.0 technology ensures stable connections, low latency, and reliable data exchange. Suitable for DIY electronics, robotics, automation, and remote-control systems, this module delivers strong anti-interference performance. Its user-friendly design and dependable stability make it a practical choice for wireless development.
Features:
- JDY-31B Bluetooth Module
- Bluetooth 3.0 SPP serial communication
- Bluetooth 3.0, 8 dB power, 128000 baud rate, 16 Kbytes/sec speed
- 1.8-3.6V DC (3.3V recommended)
- UART serial (RXD/TXD), AT command configuration
- Arduino wireless control, serial data transmission, HC-05 replacement
Package Includes:
1 x JDY-31B Bluetooth module with base plate supports SPP protocol Fully compatible with HC-05/06 slave Bluetooth 3.0






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