TVs have built-in speakers that function well enough in the sense that you can understand dialogue, but beyond that, they're typically pretty underwhelming. With few exceptions, you can improve your movie and gaming experience greatly by adding a speaker system, such as a soundbar or a dedicated multi-channel home theater system. If space is at a premium or your budget is limited, a soundbar is your best bet. Soundbars are long, thin, self-contained speakers that sit under or over your TV. Small and simple to set up, they're less expensive than multi-speaker systems. Soundbars generally don't separate the channels enough to accurately place sound effects, but they've become quite good at producing a large sound field around you. Moreover, many soundbars pair easily with a subwoofer for that added thunder when watching movies. Here are some of our favorite soundbars.