1. Game copies can be played without client patching. 2. Built-in high-speed patching engine for instant loading; includes manual patching mode 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 support. 6. Customizable function hotkeys. 7. 256MB high-speed PSRAM enables instant loading and smooth gameplay across all titles. 8. Includes 512MB high-speed NOR flash storage for frequently played games. 9. GB/GBC games can be played directly by copying ROMs to the SD card without additional emulator packaging. 10. Chip features built-in safe recovery mode to prevent damage during firmware flashing. 11. Supports FAT16/FAT32/EXFAT file systems with SD cards from 2GB to 128GB. 12. Both cartridge main control and firmware are upgradeable. New features added: - Ferroelectric memory supports battery-free safe saving. - Dual working mode with single-card operation and one-dial switching. - Vibration feedback support for compatible games. - Game linkage support between devices. - Browser functionality supported. - Memory expansion via SD card. - Power-saving design. - Replaceable CR1025 button battery on the cartridge. - Supports official 512Mb (64MB) movie ROMs. - Supports user-created modified vibration games. - Vibration game support via built-in emulator. Note: Product appearance, color, and printed text may vary slightly between batches, but this does not affect performance. Color: Black Material: Plastic Package Contents: 1 x Game Cartridge Note: Light reflection and display differences may cause slight variations in color representation. Measurement tolerance: +/- 1-3 cm.