1. Number of games: Built-in 900 , support download 2. Regular game classification: there are six categories of games (Adventure, Fighting, Puzzle, Resources, , Sport) including Adventure, Fighting, Puzzle, Resource, and Sports 3. Preview function: list interface has a preview image, you can know what game is in it without entering 4. Instantly save progress: has an instant save function, you can save the progress when you leave temporarily for time 5. Compatibility: It can support different standard such as PAL and NTSC at the same time 1. With the wireless controller, you can play games smoothly. Compatible with two people for game , the handle with 6 function buttons allows you to have a great gaming experience! 2. Stretch interface: You can choose whether to stretch the screen 3. 6 keys: true six-key handle (ABCXYZ), complete functions 4. The product does not have a battery: the wireless handle only needs to be powered by a single battery (generally the handle is 2 batteries), the handle is lighter and more flexible, and the 500mah battery is put in, and the standby time can reach more than 10 days. The battery power is sufficient, there are no too many signal interference sources, and it can be controlled flexibly within 5 meters 5. Easy to switch: There is a switch under the handle that can be toggled left and right, and the 1P handle or 2P handle can be freely converted. Compared with the fixed and No. 2 handles, this one is more convenient to operate 6. Download games: Support yourself to download . It can be stored in the Rom file in the TF card, and the file ending in .bin is supported. Different batches may cause differences in product appearance, printed text, and color, which will not affect the useNumber of games:900 Games Colour:Black Material:plastic Package Contents: 2 * Game controller 1 * Power cable 1 * HD extension cable 1 * Card reader Only the above package content, other products are not included. Note: Light reflection 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.