The different between HC-03 HC-04 HC-05 HC-06

The different of HC-03/HC-04/HC-05/HC-06

The modules with the HC-03 and HC-05 firmware are the Master and Slave integrated Bluetooth serial modules with firmware which allows you to modify master and slave mode at any time. HC-03 are industrial grade products, HC-05 are commercial grade products.

The modules with the HC-04 and HC-06 firmware are the modules which are factory set to be Master or Slave modules. Master and slave mode cannot be switched from the factory setting. HC-04 is an industrial grade product, HC-06 is a commercial grade product.

The modules with the HC-09 firmware are replacements for the HC-06 and HC-07 modules.

The modules with Linvor firmware are the same as the HC-06 firmware modules (see above).

TPS-00641

Bluetooth Modem Bluetooth Modem