All game’s save data are written to microSD card directly after in-game save behavior. Importantly, Omega supports RTC.
EZflash 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
Hardware based direct save to SD card.
Real time clock
256Mb PSRAM suppot all games, instant load
512Mb Norflash, keep your favorite games
GB/GBC/NES game copy and play
System on chip level recovery mode, prevent upgrade dead
Support FAT16/FAT32/EXFAT， 128MB-128GB SD card
Firmware and kernel both are upgradable
Dealers/where to buy it from: http://www.ezflash.cn/dealers/