If you have a spare micro usb data cable, you can strip it for use with the Game Boy Controller v2.1. Some cables have different colors for the 5v, GND, D+, and D- wires so you may need a multimeter to verify the connections.
If you have a spare micro usb data cable, you can strip it for use with the Game Boy Controller v2.1. Some cables have different colors for the 5v, GND, D+, and D- wires so you may need a multimeter to verify the connections.