Lenovo ThinkPad X230 Tablet 343522U 13-Inch LED HD PC (2.6GHz, Intel Core i5-3320M, 4GB DDR3, 500GB HDD Windows 7 Professional) 12.5 HD 1366x768 LCD, Intel 4000 HD Graphics i5-3320M (2.6GHz, 3MB), 4GB RAM, 500 GB Hard Drive Write on screen with standard digitizer pen (included) Windows 7 Pro 64, 6205 ABGN WLAN, Fingerprint Reader, Bluetooth Ports: Two USB 3.0, One USB 2.0, VGA, Display Port, Ethernet (RJ-45)