HF-AUTO USB to Serial Cable AdapterPrice: $24.95
Model #: 7418600
This item is for use as an adapter with the supplied HF-AUTO cable. It is
used to download HF-AUTO firmware with newer computers that are not
equipped with a RS-232 serial port. To install the USB to Serial Cable
Adapter attach to the 10' RS-232 serial cable supplied with the HF-AUTO.