

If you don't have it, you can download/install it from Microsoft
GRECOM PSR 600 MANUAL HOW TO


IMPORTANT: Win500 v1.74 (and later) requires the latest version of the drivers for the USB / Serial programming cable.įTDI, the manufacturer of the chipset used in the GRE/RS programming cable, makes those drivers available GRE PSR-310 and PSR-410 Analog Trunking Scanners
