USB\VID_1004&PID_621D drivers

Drivers /  USB /  VID_1004 /  PID_621D

Hardware IDs

Modems

USB\VID_1004&PID_621D&MI_00

Ports (COM/LPT/Serial)

USB\VID_1004&PID_621D&MI_02
USB\VID_1004&PID_621D&MI_03