Hey Folks

I love the sound of my amp just as is out of the box ....I never thought to update the firmware ...it's of no super significance because I can make my own custom presets ,...

Buit when I decided to use the usb connection it looks as though there are these ( teeth) looking holes in it ....where the usb cable gos and my question is 

What kind of CABLE ( speciality) or USB CABLE FITS THIS CODE 100 COMBO ? 

Micro USB OR ?? 

HIT ME UP When u can