This is an HC-05 compatible Bluetooth transparent module designed specifically for electronic DIY and embedded development. It integrates host and slave functions and supports UART wireless serial communication and flexible switching between master-slave modes.

The module adopts industrial grade signal processing design and built-in large capacity storage (8MB Flash) to achieve stable data transmission between devices, easily replacing wired serial ports.

Suitable for smart home control, industrial automation systems, and robot wireless communication scenarios.

SPECIFICATION

• Model: HC-05 master-slave integrated Bluetooth module
• Working Mode: master-slave integrated
• Interface Type: UART (Universal Asynchronous Receiver Transmitter)
• Bluetooth: 2.0 with EDR
• Built In: 2.4GHz antenna
• External: 8Mbit FLASH
• Universal Serial Bus Protocol: Full speed USB 1.1, compatible with 2.0
• Pin: 6 (VCC, GND, TXD, RXD, STATE, EN/KEY), EY pin is used to switch working modes (such as entering AT mode)
• Product Size: 44 * 15 * 7mm
• Working Temperature: -25 ° C~+75 ° C
• Storage Temperature: -40 ° C~+85 ° C

DISTRIBUTION LIST

1 * HC-05 (6-pin) Bluetooth Module With Base Plate and Button