Research In Motion announced at Mobile World Congress 2011 is planning two more Blackberry Playbook 4G tablets during the second half of 2011 to start, with support for LTE and HSPA + High-speed wireless networks. The BlackBerry Playbook 4G tablets provides professional, consumer-friendly user experience, redefining the possibilities of mobile computing. The BlackBerry Playbook 4G tablets are in each case the user with a portable design with industry-leading performance with real-time multi-tasking and symmetric multi-processing, Internet browsing with support for Adobe Flash and HD multimedia and security features and enterprise support.