The USB-57B is the RT Systems USB cable designed to properly address the multi contact mic jack of the VX-6 radio. This cable works with authentic versions of this radio worldwide including the VX-6R and VX-6E. The cable is available here without the RT Systems programming software.
Remember though, while there are other programs for the VX-6, there is none as easy to use as the RT Systems ADMS-VX6. Click here for more Information
about the software that makes programming that radio SOOOOOO
Now available for either Windows OS or Mac OS.
The USB-57B cable and the radio system software work together to make a system that WORKS