Nintendo GAME BOY Set with DMG-07 and DMG-04 This adapter allows for multiplayer gaming with up to 4 players on the GAME BOY. DMG-07 DMG-04 is a cable to connect to DMG-07, allowing 2 to 4 GAME BOYs to play simultaneously. Stored at home, no box included. Cleaned, but there is some dirt due to aging. Functionality has not been confirmed. For collectors or those who love GAME BOY, how about it? - Brand: Nintendo - Model: GAME BOY Thank you for viewing.