Asus Transformer Book T100TA-C1-GR-B 10.1-Inch Laptop (Certified Refurbished) This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90 day warranty Chiclet Keyboard Dock with USB 3.0 port included with bundle 64 GB Storage (expandable up to 128GB via microSD). Lightning fast Intel Atom Z3740 Quad-Core Processor 1.33 GHz (up to 1.86 GHz) with 2 GB RAM. The lightweight keyboard dock features precision-engineered keys designed for comfortable extended use, plus a multi-touch touchpad with full Windows 8.1 gesture support and a USB 3.0 which supports next-generation SuperSpeed data storage.