Unwilling 2.1 kit with a box that you never know who or put on the ground can upset the neighbors below, I searched two speakers with good sound. They can be used with the pc or TV screen. I took them to the second use and I do not regret it. We need an RCA cable to connect on TV. If you use the optical output you must use a converter. The audio is weak: it is necessary to almost the speakers thoroughly. You can purchase a SCART adapter with audio in / out. The sound is normal but too serious for my taste ... Finally, I connected the speakers to the headphone output of my screen and there is the top ... The speakers then reveal their power ... It change the sound of the speakers of the TV ...