I PERSONALLY OWN SUPERCARD DSONEI AND THE 3IN1 JUST GOT IN ABOUT 4 WEEKS AGO FROM 0SHIPPINGZONE (AWESOME SERVICE)
IF YOU ONLY WORRY ABOUT GAME BACKUPS IT WORKS PRETTY GOOD, NO ISSUES RUNNING ANY DS GAME EXCEPT FOR MARIO AND SONIC OLYMPICS, I GUESS ITS CORRUPTED OR SOMETHING... EITHER WAY I STILL HAVENT GOT IT WORKING...
EMULATORS WORK GREAT FOR NES, SNES, AND GBA. WO THE 3IN1 WORKS GREAT EXCEPT FOR SOME REASON WITH MY SETUP GBA EXPLOADER WONT ACCESS RUMBLE/BROWSER RAM FEATURE(COULD BE DEFECTIVE...HOW WOULD I KNOW IF IT IS OR ISNT?)