HT ITALIA launch the new C2006 cable with optical/USB connector for comunication to PC with USB available port only. The cable it's designed for each HT meter which have optical built in port (e.g. GSC53N, SIRIUS8x, MACROTEST5035, COMBITEST2019, 400 SERIES, etc...) with installation driver in complaince to the most common Windows platforms (Win98, 2000, XP, Vista).