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Enter the name of the device, for example, GeForce GTX 1060 , usb 3.0
or Device ID, for example, PCI\VEN_10EC&DEV_8168&SUBSYS_99EB1019



You were looking for:

AUTO M3 Ltd OP-COM USB V2 Interface USB\VID_0403&PID_4F50

Select the driver for your operating system and its bit. It is recommended to install a later version of the driver (see the release date).
To go to the download file, click on the link.

Searching results:

DriverOperating
system		Driver Date
Version		Link
AUTO M3 Ltd OP-COM USB V2 DriverWindows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10
32-bit (x86), 64-bit (x64)		2008-03-13
v.2.04.06
v.1.06.20