Made by high quality. It’s soft and durable， comfortable touch. With its proctective skin， dustproof and waterproof， provide full protection for keyboard. Comes with a USB connector and uses friendly.                                    Features            Comes with a USB connector and uses friendly It’s soft and durable， comfortable touch Waterproof， can prevent water and other liquids The keys stand out and are easy to navigate Sleek， ultra-thin keyboardPlug and play， no driver neededUSB Keyoard comes with 19 keys of 0-9 number keys， Del， Enter， Caculator， Num Lock，Back Space， + - * /Super thin key caps， elegant shape， and comfortable hand feelMade of high quality silicon gel for effective use and durabilityWashable and dustproofSlim， light design， ideal for travel                                                            Specifications            Type    Wired Keyboard    <br>Interface    USB 1.1 or 2.0    <br>Keyboard Button    19 keys    <br>Power Supply    USB Interface    <br>Keyboard Dimensions    5.51" x4.02" x 0.47"/ 14 x 10.2 x 1.2cm (L x W x H)    <br>Cable Length    28.7"/ 73cm    <br>Weight    4.66oz / 132g    <br>Compatibility    IBM PC AT MAC    <br>Color    Black     <br>                                                            Package Includes            1 x USB Numeric Keypad                                                            Extra Info            Compatible with:<br>Windows 98SE/ME/2000/XP/Vista/Mac os10.4 above