<P>The Targus numeric keypad allows users to type numbers into spreadsheets and other applications quickly and easily. The full-size 19mm keys improve speed and accuracy by making it easier to locate and press the numbers you are looking for. The integrated ergonomic tilt provides added comfort which helps reduce strain after a long work day. The USB cord is 3 feet long to provide additional flexibility in the workspace. It is ideal for in office or in home use.</P><P></P> Device Type: Keypad Interface: USB Width: 12.6 cm Depth: 8.79 cm Height: 3 cm Weight: 113 g Colour: Black Cable Length: 0.91 m Cables Included: 1 x USB cable - 91 cm Compliant Standards: Plug and Play, RoHS OS Required: Apple MacOS X 10.4 - 10.11, Microsoft Windows 2000/XP/Vista/7/8/8.1/10, Google Chrome OS 51 Service & Support: Limited warranty - 1 year Device Type: Keypad Interface: USB Connectivity Technology: Wired Colour: Black Dimensions (WxDxH): 12.6 cm x 8.