DIY RumblePak for Nintendo DS Lite : 6 Steps (with Pictures) - Instructables
Nintendo DS Rumble Pak NTR-008 (NTR-A-ZV USA) Rare NEW some w/ Metroid Stickers | eBay
The rumble pak for the Nintendo DS looks just like a Game Boy Advance cartridge | Did you know the Nintendo DS had a rumble pak? | By DKOldies.com | Facebook