A:Answer To run this PC, you will need a monitor and video cables. If you require sound, you will need a set of speakers or headsets. Depending on your internet connection, the computer is capable of connecting with an Ethernet cable. If you need WiFi, then you will need to purchase a Wireless Network Adapter that supports Windows 8.1. These are the main things to consider when purchasing this product. if you anymore questions, you can contact us directly at (800)707-0393.