KC Wirefree was founded in 2003 as a specialty, Bluetooth module manufacturer, distributor, and custom firmware programming company.

Our Bluetooth modules are pre-licensed wireless subsystems, ready for installation into OEM products. A typical Bluetooth module is a miniature subsystem on a surface mount printed circuit board containing a microprocessor, flash memory, digital audio system, radio transceiver, and antenna. Our modules are manufactured in the USA and Taiwan, and are fully licensed systems with Bluetooth SIG, the FCC, and other agencies. Our most popular KC-21 model is used in hundreds of thousands of wirele...

Our Bluetooth modules are pre-licensed wireless subsystems, ready for installation into OEM products. A typical Bluetooth module is a miniature subsystem on a surface mount printed circuit board containing a microprocessor, flash memory, digital audio system, radio transceiver, and antenna. Our modules are manufactured in the USA and Taiwan, and are fully licensed systems with Bluetooth SIG, the FCC, and other agencies. Our most popular KC-21 model is used in hundreds of thousands of wireless devices, spanning 2 Bluetooth chipset manufacturers, 3 versions of Bluetooth, 4 editions of firmware, 6 hardware revisions, and 7 years of usage, while maintaining backward compatibility to our original release for the benefit of our long term, commercial and industrial clients.