Best Buy appears intent on expanding its line of MP3 players. The latest addition, dubbed the Insignia Kix (1GB), screams budget: It has a small screen, a plastic body, and a price tag of just $50. No doubt, the Kix is cheap (and feels it), but it's not without its merits. The player offers decent sound quality, comes with interchangeable USB covers, and includes a couple of compelling features, such as an FM tuner and subscription music support. Read Insignia Kix review.