Retro-link 6 Button PC Wired Genesis Style USB Controller Type: Controller Specification: Retro-Link 6 Button PC Wired Genesis Style USB Controller. All buttons can be configured. Feature: Play on any PC or Mac with USB port. Re-live the calssic Genesis experience on today's games! Package Contain: 1 x Retro-Bit RetroPort NES to SNES Cartridge Adapter