The Gateway 31MA3MB00A3 motherboard is designed to be used with Gateway 4006133R, MX6439, MX6446, MX6447, and MX6431 laptops. The interfaces and ports like VGA, RJ45, and RJ11 on this Gateway motherboard enhance the connectivity options in your system. Take advantage of the four USB ports on this laptop motherboard to connect external USB devices and enjoy quick file sharing. The two audio ports on this Gateway motherboard let you connect external speaker to enjoy your music and movies with room-filling audio. A 4-in-1 card reader lets you insert your memory cards inside this laptop motherboard for easy file viewing and sharing. Together, the features and functionality of the Gateway 31MA3MB00A3 makes it ideal for communications, business purposes as well as regular home use.