You agonized on the LCD versus plasma issue, dropped four digits on a receiver that will likely be in your will someday, and compromised with the Missus on speakers guaranteed to rattle your teeth without ruining the tasteful décor of your living room. Nonetheless, you feel like your home theater is still … missing something. Time to fill in the gaps. From high-definition DVRs and universal remotes to black-out curtains and smart lighting, these home theater accessories will help make the most of your core components by adding convenience, more features, and a drink to match.

This article was originally published on May 11, 2011, and updated on June 18, 2015, to include the TiVo Roamio Plus, Ray Super Remote, and other recent offerings.