Bluetooth module HC-05 Master and slave Two in one module
Use the CSR BC417 mainstream bluetooth chip, bluetooth V2.0 SPP protocol standards
Module working voltage 3.6 V to 6V
Default rate of 9600,default pin:1234, the user can be set up.click the button into AT MODE
Can be switched via AT commands as master or slave mode , the device can be connected via AT commands specified

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.41 inch
Height : 0.47 inch
Length : 4.65 inch

Item Weight: 0.32 ounce (View shipping rates and policies)
Shipping Weight: 0.64 ounce (View shipping rates and policies)

ASIN : B01G9KSAF6