Specification:

• Commercial Series: Bluetooth module board Series
• With LED indicator light, use 150mA and 3.3V regulation chip.
• With VCC、GND、TXD、RXD foot for the Bluetooth.
• With “Re-search” button(ON/OFF/WAKE foot for it , external MCU input output “High level” can control module to re-search).
• Compatible with Bluetooth master module “、slave module “or master-slave(whole) module.
• Input voltage: 3.3~6V.
• Size: 1.55cm*3.98cm.

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 “