Kingstons Hyper X Plug & Play (Pn P) is designed to improve the performance of your desktop, notebook or DIY system. Increase speed without manually changing system settings “ Pn P is preset for maximum speeds & easy to install. Its compatible with Generation 2 & 3 Core i 5 & i 7 processors & the latest Intel Sandy Bridge & Ivy Bridge notebooks. Hyper X Pn P is backed by a lifetime warranty, free technical support & legendary Kingston reliability. - Capacities up to 16GB (with 4GB, 8GB & 16GB kits) - Speeds of up to 2133 MHz - 1.5V operating voltage enables stable overclocking, making Generation 2 & 3 Intel Core i 5 & Core i 7 processors run faster with a longer lifecycle - Easy to use - Increases the performance of second & third generation Intel Core i 5 & i 7 notebooks & desktops - Exceptional clock & latency timing specifications to enhance overall system performance - Heat sink design achieves effective consistency of speed while prolonging the memory life cycle of your desktop - Slim SO-DIMM design allows easy installation to boost performance of thin notebooks