FTDI USB Programming Cable Kenwood TH-D7 TH-D7A TH-D7A(G) TH-D7E TH-D7E(G) PG-4W

What is the difference between FTDI and Prolific USB serial cables other than the FTDI are more expensive?. Our FTDI cables have LED activity lights and are typically 6 feet in length. Our Prolific cables do not have activity lights and are 3 feet long.

eBay