1. Play your Switch with your original wired controllers like Gamecube, NES, SNES, SFC Classic Edition and Wii Classic. 2. GBros. connects your original wired Gamecube controller to your Switch just like a Wiimote. It even has built in home and screenshot buttons. 3. GBros. has a built-in toggle that allows you to connect to your Switch and X-input capable software on Windows. Description: Requires two AA batteries for 30 hours of game play time (not included) . Specification: Color: blue Size: 100*39*29mm Material: plastic Package Includes: 1 * Wireless Adapter Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.