Description:

• Bluetooth Serial Transceiver Module with backboard.
• Works with any USB Bluetooth adapters.
• Easy to use and completely encapsulated.
• This module includes key interface and state interface compared with Smart Bluetooth Module Baseboard.
• The Bluetooth Module Baseboard can be compatible with master mode,slave mode and both master-slave mode.
• Works for Bluetooth TTL transceiver module which allows your target device to both send or receive the TTL data.
• The key interface on the baseboard is the master mode button and can be controlled by high level from external MCU, then this module will search again automatically.
• This module power supply input is 4.5~6V, Please be careful.

Bluetooth module HC-05 Master and slave Two in one module:

• It is HC-05.Master and slave .Two in one module.
• Use the CSR mainstream bluetooth chip, bluetooth V2.0 protocol standards.
• Module working voltage 3.3 V.
• The core module size : 28 mm x 15 mm x 2.35 mm.
• Working current: matching for 30 MA, matching the communication for 8 MA.
• Dormancy current: no dormancy.
• Used for GPS navigation system, water and electricity gas meter reading system.
• It is HC-05.Master and slave .Two in one module.

Note:

• Input power supply 3.3~6V, Prohibit more than 7V
• No "Automatically prevent power supply peversing func", so please correctly connect power supply
• We advise to install "Bluetooth master module"
• The "State" is output foot for LED status, when bluetooth "Unconnected", output "Pulse" ; when bluetooth "connected", output "High level", we can determine the states from "MCU"
• If only the board , No any "Bluetooth Function "

Package Content:

• 1 x Wireless Serial 6 Pin Bluetooth RF Transceiver Module HC-05 RS232 Master Slave