USB\VID_0BB4&PID_4E21 drivers

Drivers /  USB /  VID_0BB4 /  PID_4E21

Hardware IDs

Ports (COM/LPT/Serial)

USB\VID_0BB4&PID_4E21&MI_01
USB\VID_0BB4&PID_4E21&MI_04

Universal Serial Bus controllers

USB\VID_0BB4&PID_4E21&MI_00