[Built-in TF Card]: This game console built-in TF card, 628 game, with two wireless game controller.[How to Connect]: Connect the power cable to the game console, and plug the USB port.[Wireless Game Controller]: With 2 wireless game controllers, support two people to play the game together, increase the fun of the game.[Better Transmission]: 2.4G frequency, within 10 meters control distance.[Warranty]: If there are any problems, please contact our store in time. We will give you a satisfactory solution. Thanks for your understanding.