The CTL Chromebook NL71X upgrades the NL71 with an Innovative Pressure-Resistant Cover that also doubles as a whiteboard! This protective cover has been tested to allow the Chromebook to withstand up to 365 pounds of crushing force. We''re so confident that it will reduce accidental damage that we include a 1-year accidental damage warranty in the cost! The CTL Chromebook NL71 is made for the rigors of the education environment. This unit has been drop tested to 70cm, protecting the unit from average drop heights. The CTL Chromebook NL71 includes a retractable carrying handle which helps students to easily and safely carry it from class to class. An HD camera on the unit allows for a world-view recording or video chatting view. This Chromebook also has a water-resistant keyboard and reinforced ports, hinges, and power plug. With long battery life and USB-C charging, this unit lasts from the first bell all the way through homework time. The NL71 incorporates the latest Intel processors, which support faster speeds. Additionally, the NL71 includes Intel''s 9650 wireless, which includes MU-MIMO support and transfer speed up to 1.73ghz.