Highlights:EZTEAM announce the one stop expansion pack solution which integrates the 256 Mbit GBA card/NDS Browser RAM Expansion Pack/NDS Rumble Pack, all three cards in to one light sized second card slot. EZTEAM have several years experience on flashcard development.GBA function: equipped with 256 Mbit Norflash, 2 Mbit SRAM & battery for game saves.A. data remains after power off B. can be used as a standalone GBA card C. perfect GBA/NDS linker Browser RAM expansion function: it uses the high-speed ram cache as the official one. Perfectly compatible with NDS Browser (JAP/EUR) Rumble function: works with all official rumble enabled games. It also has an adjustable three level vibration strength feature. Now you determine & adjust between power consumption & game experience using the three level vibration