Boston digital ba735 speakers are high performance loudspeakers. They connect to a laptop or a personal home computer. They produce an amazing sound. The computer has to have a digital sound card inside it though all new computers have this. They can also be hooked up to a DVD player as well for a wonderful movie watching experience. Step by step instructions on how to hook up these speakers will be included with the speakers. This adds lots of quality to movie watching and listening to music on the computer.