1. Game copies can be played without client patching. 2. Built-in high-speed patching engine for instant loading; includes manual patching engine compatible with modified ROM files. 3. Hardware saves directly to SD card; no battery required for save functionality. 4. Instant archiving capability. 5. Real-time clock functionality. 6. Additional function hotkeys can be customized. 7. 256MB high-speed PSRAM enables instant loading and smooth gameplay for all games. 8. Includes 512MB high-speed Norflash storage for frequently played games. 9. GB/GBC games can be played directly by copying game files to the SD card without additional emulator packaging. 10. Chip features built-in safe recovery mode to prevent damage during flashing. 11. Supports FAT16, FAT32, and EXFAT file systems; compatible with 2GB to 128GB SD cards. 12. Both cartridge main control firmware can be upgraded. 13. Ferroelectric memory supports battery-free safe archiving. 14. Dual working mode with single-card operation and one-dial switching. 15. Supports vibration functionality for compatible games. 16. Enables game linkage between supported systems. 17. Supports web browser functionality. 18. Supports memory expansion via SD card. 19. Power-saving design. 20. CR1025 button battery is replaceable. 21. Compatible with official 512Mb (64MB) movie ROMs. 22. Supports user-created modified vibration games. 23. Supports vibration games via built-in emulator. 24. Product appearance, color, and printed text may vary slightly between batches; this does not affect functionality. Color: Black Material: Plastic Package Contents: 1 x Game Cartridge Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement error allowed is +/- 1-3cm.