Features 1. High definition color screen: 3.5-inch full fit color screen with high-resolution 640 x 480 pixels, clear picture quality, delicate and soft colors, effectively reducing eye strain and fatigue during extended gameplay. 2. Dual 3D joystick: Combines cross directional keys with a dual joystick design, allowing selection of the optimal controls for different games to enhance the gaming experience. 3. Upgraded L/R buttons: Features a realistic spring and rigid design on the back, combined with ergonomic curvature and grip technology for improved finger movement and control. 4. Long battery life: Built-in 2500mAh polymer battery, detachable for easy battery status monitoring. Battery includes bidirectional protection for safer charging and discharging, providing up to 4 hours of gameplay on a full charge. 5. Portable design: Compact console size makes it easy to carry and space-efficient, ideal for gaming on the go. Specifications Storage Options: 64GB, 128GB, 16+64GB, 16+128GB System: Open source Linux system Screen: 3.5-inch IPS OCA Full Fit HD MIPI Screen CPU: RK3326 Resolution: 640 x 480 Speaker: 8W cavity speaker Battery: Maximum power 5W, playback time up to 8 hours, charging time 2 hours Interface: Supports Type-C and Type-C OTG Headphone Jack: Standard 3.5mm Colors: Transparent Black, Transparent Purple, White Memory Card Support: 64GB/128GB Dimensions: 16.5cm x 10.5cm x 4.5cm Weight: 330g Package Includes: 1 x R36S Retro Video Game Console 1 x Charging Cable 1 x Instruction Manual