Basic OMEGA features GBA game copy and play, no client needed Fast patch engine, instant game load speed, additional manual patch engine to support modified rom Cheat Save states Real time clock Sleep Hotkey customizable 256Mb PSRAM suppot all games, instant load 512Mb Norflash, keep your favorite games GB/GBC/NES game copy and play, compatible based on emulator System on chip level recovery mode, prevent upgrade dead Support FAT32/EXFAT? 4GB-128GB SD card Firmware and kernel both are upgradable Definitive Features Using Ferroelectric RAM to keep save, absolutely safe Dual working mode Rumble function for GBA game and NDS game Support GBA-DS Link Transfer Support DS Web Browser Support DS RAM Expansion Pack Power Save design Button Battery replaceable Support 512Mb GBA movie rom Support hacked GBA game with rumble Support GBC rumble game via embedded Goomba emulator