"XT3915 is a fan-free, spill-resistant resistive 15""¯ touch screen with a 128GB solid state drive (SSD) eliminating the hard drive as a mechanical point of failure for maximum uptime. Its base is fully adjustable and folds to an optimal angle. XT3915 features an Intel Celeron„¢ J1900 / 2.0GHz, 2GB standard DDR3L RAM (8 GB maximum) and a 15""¯ resistive touch TFT LCD touch screen. Connectivity options are a mini-PCIe slot for WiFi, powered USB, 8 port hub, second hard drive, backup battery and VESA wall mount bracket. The XT3915 also comes in a projected capacitive touch screen version, the XT3815."