Features: brand new and high quality Professional Keyboard:The keyboard is specially designed for Microsoft Surface Book 1 1785-. Replacement:It is an for ideal replacement of your old or broken for Surface Book keyboard. Multifunctional:Multifunctional keyboard with all keys, fast reaction without delay. Feel Comfortable:The product is with good compatibility, sensitive to for touch, and convenient to use. Appearance:Simple but vivid appearance, full of fashion, providing comfortable typing. Specifications: Processor: i7-6600U Maximum overclocking: 3.4GHz Screen: 13.5 inches Memory: 8G/16G8 Solid State Drive: 256GB 512GB 1TB Graphics: GTX940M 1G Main interface: USB3.0x2; MiniDPx1; 3.5mm headphone jack; power interface x2; SD card reader x1 Appearance: appprox. 312.3x232.1x13.0-22.8mm/12.30x9.14x0.51x0.90in System version: windows10 professional edition Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PC X Base Keyboard