OS:Open Linux Game:for PSP, PS, N64, mame , Neogeo, CPS, fc, NES, gbc, gba, sfc, md, snes, 32X, sms and so on. Screen Size:5-inch HD IPS screen Resolution:854-480 CPU CPU:RK3326 ROM:Built-in 1024MB Speaker: Speaker support Power:Battery capacity 4200mAh Charging power:5.2V 2A Power consumption:2W Battery life:6H Interface Charging time: 2.5H Type-C Charging: support Earphone: 3.5mm Features: 5.0 inch IPS large screen, 854-480 resolution WIFI and Bluetooth function, support wireless game controller connection Quad Core RK3266 1.5GHz, strong and Powerful Chip Open source Linux(No system installed, no games installed) Support add games by yourself Classic design, handheld and Anti-slip design Mini size and light weight Built-in 4200mAh rechargeable battery, long time to play Support multiple game eimulators: for PSP, PS, N64, mame , Neogeo, CPS, fc, NES, gbc, gba, sfc, md, snes, 32X, sms and so on USB Type-C charging port, fast and safe Size: 18.5 x 4.6 x 1.7cm Weight: 406g Note: No system installed, no games installed Package Included: 1 x Game Console 1 x Charging Cable 1 x User Manual