Detail：

Support original US version of NES system, support some NES compatible machines.

Support NES / FC games and FC drive games.

Supports automatic flipping of FC / NES drive games.

Support instant archive and reading

Support FC / NES game gold finger.

FC / NES game archive automatic backup to SD card (no special operation required)

The Mapper support can be increased through software upgrade (the system loads the new Mapper file from the SD card)

Support FAT / FAT16 / FAT32 format memory card.

Support 32GB SD memory card.

High-speed loading games (usually only 4 ~ 8 seconds to load each game)

OS-V13 , The newest and best circuit

Don't Support OS updates.

With save function, save progress, never lost

Comes with 4G Mini SD card