Coolbaby RS-63 4-inch Open Source OS RS3128 Handheld Game Console, Support TF Card & HDMI Output 1. Screen: 4.0 inches IPS 2. Resolution: 800 x 480 3. Support game formats: PSP, N64, PS1, Arcade, CAPCOM, GBA, GBC, GB, MS, MD, 32X, CD, SNES, NES, Atari7800, Atari2600, Neo Geo Pocket, Android stand-alone games, you can download simulations by yourself Device and game circle 4. CPU processor: RK3128 quad-core 1.3GHz 5. Running memory: 8GB 1GB 6. Number of games: 4000 7. Operation mode: dual 3D joystick + button 8. Audio output: built-in dual speakers (1W8 ohm), support 2.5 mm earphones. 9. Video output: HDMI HD output 10. Battery capacity: Built-in 2500mAh removable polymer battery, battery life 4+ hours 11. Features: support dual USB handles 12. Memory expansion: 32GB memory card 13. Archive function: one-click archiveread file 14. Multimedia function: HD videolossless musicpicture browsing 15. Dimensions: 170 x 80 x 18 mm 16. Weight: 210g