1. Screen: 5.1 inch HD screen (800 x 400) 2. Charging port: Type-CUSB-C 3. Operation mode: buttonremote lever operation 4. Archive function: one key archive file 5. Reading and downloading method: connected to the computer USB interface to download 6. Game format: support GBA, GBC, GB, NES, SFC, FC, MD, CPS, MAME, SMD, SMC, GG, SMS, NEOGEO, FBA 7. Multimedia functions: music recording, e-books, pictures, videos, music videos 8. Multiplayer games: support for wired and wireless dual handles (not included) 9. Functional expansion: support for HD HDMI TV output and language switching standard 10. Battery capacity: 2000mAh 11. Packing list: headphone cable, data cable, host, manual 12. Size: about 19.5 x 8.6 x 1.66cm Features: 1. Support handheld mode, dual mode, TV mode, a multi-use, support for wired wireless dual handle 2. 5.1-inch HD screen, better image quality, no eye damage 3. Built-in powerful open source CPU, more stable performance, more smooth games 4. Support more than 10 kinds of classic arcade simulators 5. One key archivefile reading 6. Crystal buttons, easy to press, powerful rebound 7. Double remote control lever, non-slip texture, no interference when running