Play a variety of games on your for U using your classic . Enjoy your favorite titles, including Super Smash . Brawl, with the familiar controls you know and love. Invite your to join in the fun by connecting up to four original or WaveBird controllers to your for U. Switch to " U" or "PC" mode by using the switch located on the side. Supports the / Emulator . The for Adapter allows you to connect up to four controllers (or wireless controllers) to a for U system and PC USB - With two Adapters, up to eight controllers can be used at the same time. Feature: Supports the built-in Vibration Feedback with no delays by plugging the two USB ports of the adapter into your U system or PC USB connector ports. Specification: Color: Black Material: plastic + hardware Compatible with XP, Vista, 7, 8,32 bit and 64 bit and for OS under the PC mode. Package Contents: 1 x Controller Adapter For U Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.