The BlackBerry PlayBook is a tablet computer developed by BlackBerry Limited, released in April 2011. It features a 7-inch display and runs on the BlackBerry Tablet OS, which is designed for multitasking and offers a smooth user experience. The device supports Adobe Flash and HTML5, making it suitable for web browsing and media consumption. The PlayBook was aimed at business users, providing features like secure email and document editing. Despite its innovative design, it struggled to compete with other tablets like the Apple iPad and was discontinued in 2013. Its legacy remains in the evolution of mobile computing.