Description: brand new and high quality. Feature: High quality material keyboard can be stable and durable for us to use. Support plug and for play, splash-proof, waterproof and wear-resistant. Liquid silicone for key, sensitive and comfortable to type. Curved surface for key design, suitable for touches typing. Fit for Laptop PC, it is applicable for Windows XP or 7 or 8 or Vista. Numeric Keyboard only, other accessories demo in the picture is not included! Specifications: Item Type: Numeric Keyboard Material: ABS Size: 135x87x32mm or 5.3x3.4x1.2in Color: Black Interface Type: USB Connection Mode: Wired for Key service life: 5 million times Applicable system: for Windows XP or 7 or 8 or Vista Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch 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: 1 x Numeric Keyboard Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.