abcGOODefg USB Programming Cable for Yaesu/Vertex Radio VX-8DR VX-8R VX-8 VX-8E (Yaesu) Aftermarket Interface Cable. Length: 3 feet. USB Chipset: PROLIFIC Chipset. Fully supports Windows 7 64bit. Compatible with Yaesu/Vertex VX-8, VX-8DR, VX-8E, VX-8R, VX-9U