Aftermarket Programming Cable
FTDI USB chipset
TX and RX Led indicators
Cable Length: 1M (3.3 feet)
No programming software included

Aftermarket FTDI USB Radio Programming Cable for Yaesu: FT-250R, FT-270R, FT-277R, VX-120, VX-127, VX-170, VX-177, VX-270R, VX-6E, VX-6R, VX-7E, VX-7R.

This device requires an FTDI USB VCP Driver. Virtual COM port (VCP) drivers cause the USB device to appear as an additional COM port available to the PC. Application software can access the USB device in the same way as it would access a standard COM port.

For supported operating systems. Please visit the FTDI website: Installation Instructions and Driver Software

CHIRP is a free, open-source tool for programming your amateur radio. It supports a large number of manufacturers and models, as well as provides a way to interface with multiple data sources and formats.

http://chirp.danplanet.com/projects/chirp/wiki/Home