35 Keys with Shortcut Key - Including all numbers, dedicated control keys for home, end, tab, page up/down, calculator key, screen capture key, set of keys and more. Specially design a punctuation key,for increasing your data entry speed and accuracy with this 34 keys numeric keypad. 2.4GHz WIRELESS CONNECTION - Using advanced 2.4GHz wireless technology, plug and play, no additional drivers required. Signal transmission stability, working range up to 33ft. UNIVERSAL COMPATIBILITY - wireless number pad works with PC, laptop and desktop computers, compatible with OS, Windows 2000 / XP / Vista / 7 / 8 / 10 systems. Note: the "page up", "page down", "search", "screenshot" and "ins" key 't work with OS, but other keys and number keys work well. Humanized Design - Ergonomic design: integrated ergonomic tilt provides comfort which helps reduce strain; Anti- design: there is four non- mat on the back of the number keyboard, which prevents it from sliding around your desk when in use. Colour:black Material:plastic Size:14.5 x 12 x 1.1cm Package Contents: 1 * 35 Keys Wireless Numeric Keypad 1 * 2.4G Wireless USB Receiver 1 * Micro-USB Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.