U.S. retail sales of new video-game hardware, software and accessories fell 11 percent in November.
Research firm NPD Group says sales slipped to $2.55 billion from $2.87 billion a year ago.
Sales of video games themselves, excluding PC titles, fell 11 percent to $1.43 billion. Sales of hardware, including the Wii U, fell 13 percent to $838.9 million. Sales of accessories fell 8 percent to $280.9 million.