POWKIDDY RGB20S 3.5-Inch IPS Screen Retro Open Source Handheld Game Console 1. 3.5-inch IPS fully laminated screen (640 x 480 resolution), clear picture quality 2. Open source arkos system, dual TF card independent system and game storage design, upgrade the system without copying the game 3. Support external WIFI module, support dual-band 2.4G 5G 4. The feel is biased towards the arcade experience design, which conforms to the arcade control layout and makes PK clearance easier 5. 3500mAh high voltage polymer lithium battery 6. Support dozens of emulators, support PSP, support tens of thousands of games 7. Support 256G system card expansion Parameter: 1. System: open source Linux system 2. Screen: 3.5 inches IPS OCA full fit, resolution 640 x 480 3. CPU: RK3326, ARM quad-core 1.5GHz 4. RAM: DDR3L 1GB 5. WIFI: Built-in WIFI module, support dual-band 2.4G5G 6. TF card: 16GB-256GB 7. Speaker: built-in cavity speaker 2W 8. Battery: Built-in lithium battery 3500mAh, input power 5V2A, maximum power consumption 5W, battery life 8h, charging time 2h 9. Interface: Type-C, OTG-Type-C, 3.5mm headphone jack 10. Product net weight: 0.18kg 11. Product size: 12 x 8.2 x 3.5cm Packing list: color box + host + charging cable + manual + sticker