1. [Turn on and use]: Ready to use, 15.5x7.8x2CM size, 400mAh large capacity allows you to play anytime, anywhere, whether or traveling. The built-in speaker has exciting sound effects, 3.5mm headphone jack and volume control, frosted shell, enhance the feel, and greatly enhance your gaming experience. 2. [View Classics]: The console contains thousands of games and classic games. The games belong to multiple types, such as action, sports, puzzles, fighting and racing. The best games of the past few decades are on this console, and many adults may be nostalgic. These games are challenging, attractive and fun. 3. [High-definition display]: 3.5-inch high-definition LCD screen, TFT full-color large LCD screen, display ratio 16:9, bringing you a more realistic game screen; scratch-resistant and drop-resistant high-definition display, bringing wonderful gaming experience And better eye protection function. 4. [Support AV output]: The handheld game console has a 3.5-inch LCD screen, and console can be connected to a TV or screen through the AV output, allowing you to easily enjoy exciting on the big screen 5. Game format supports //MAME///SFC Product model: -55 Screen size: 3.5 inches Archive function:-key save/read file Music format: MP3/APE, etc. Game format: //MAME///SFC Operation format: button/joystick operation Video format: Support AV/MP4, etc. Body size: 15.5x7.8x2CM Electric capacity: 400 mA Resolution: 240x320 pixels Memory expansion: support TF card expansion Download : connect to the computer USB interface TV function: support AV TV connection to become a big screen in seconds Memory: 4G Additional function: MP4 video player Material:ABS colour:Gray Package Contents: 1 x Handheld Game Console 1 x Charging line Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.