Microsoft Surface RT 64GB (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90 day warranty. Windows RT; 10.6-Inch ClearType HD Display, Quad-core NVIDIA Tegra 3. 64 GB Storage, 2 GB RAM, Up to 8 Hours of Battery Life Wi-Fi (802.11a/b/g/n); Bluetooth 4.0 Technology