1、Pocket Handheld Game Console: Open Source for Linux System, 3.5inch IPS OCA full lamination HD MIPI Screen, Resolution: 640x480, professional gaming CPU: RK3326, 1.5HZ, 64bit gaming system, can easily run large 2D and some 3D games! 2、Dual System: Open source dual system, this handheld game console supports dozens of emulators, with multiple kinds of games to play, with 4 L/R keys on the back of the spring, combined with bending and grip design, can better release fingers. 3、3000mAh High Capacity Battery: Built in 3000mAh high capacity Li ion battery with ultra long standby time and battery life. Supports up to 6 hours of gaming time. Supports fast charging with USB Type C data cable. Bring you a lot of joy and happiness during traveling or long trips. 4、Improved OTG Folding Port: Retro handheld game console through the folding line, can be a large screen output, but also through the adapter cable connected to the handle to realize two player games, retro handheld game console through the folding line, can be a large screen output. 5、Dual 3D Joystick: Handheld games for adults cross keys with joystick, you can choose the best combination of keys according to different games, to enhance the gaming experience, any problems in the process of use. Item Type: Handheld Retro Game Console Product Material: ABS Battery: 3000mAh Polymer Lithium Ion Battery (built In) Color: Transparent Black CPU: for RK3326 (ARM 64bit Quad Core Cortex A35 CPU Up to 1.5GHz) GPU: for Mali G31MP (520MHz) Support Memory Card: Can Support 16‑256G Memory Card(not included) RAM: DDR3L 1GB Screen: 3.5 Inch IPS Screen Screen Resolution: 640x480 Power Supply Port: USB C OTG: Support (without OTG Cable) Sound Port: 3.5mm Headphone Jack Speaker: Built in 8W Speaker 1 x Game Console 1 x USB Cable 1 x Instruction Manual