USB\VID_17EF&PID_77F8 drivers

Drivers /  USB /  VID_17EF /  PID_77F8

Hardware IDs

Modems

USB\VID_17EF&PID_77F8&MI_02

Ports (COM/LPT/Serial)

USB\VID_17EF&PID_77F8&MI_01
USB\VID_17EF&PID_77F8&MI_03