The Complete Guide to the UCOM 208-2 Driver: Setup, Fixes, and Optimization The UCOM 208-2 Double PC Wired Gamepad
You must install the specific driver (typically "USB Vibration Joystick") to enable the motors. Calibration: ucom 208-2 driver
Double Ucom Gamepad – 2-Player Wired USB Controller for PC The Complete Guide to the UCOM 208-2 Driver: