Color: Black Connectivity Technology: Wireless Special Feature: Ergonomic Compatible Devices: Laptop, Personal Computer LIFETIME RISK-FREE WARRANTY: We promise a lifetime warranty with a money-back guarantee or a free replacement if you receive defective products or have any issues with this wireless keyboard and mouse combo. PLUG & PLAY SUPER EASY TO USE: Utilizes the latest 2.4GHz wireless technology for a simple Plug and Play experience. No drivers needed. The mouse and number pad share ONE USB receiver, saving your USB ports. Note: The USB receiver is stored in the battery compartment of the keyboard or mouse. COMFORTABLE & MULTIFUNCTIONAL WIRELESS NUMERIC KEYBOARD: Advanced scissor-switch keys offer quiet, tactile feedback with quick response for fast data entry. Supports NumLock, ESC, Tab, Delete, and includes a shortcut key to open your computer's calculator. The 22-key wireless external numeric keyboard for laptops is uniquely designed. PORTABLE SIZE & SILENT CLICK MOUSE: Its portable design makes it easy to carry for business trips. Responsive buttons provide a soft, quiet click, so you won't disturb others. NUMERIC KEYBOARD COMPATIBILITY: Works with laptops, notebooks, desktops, and PCs. Compatible with Windows 2000/XP/Vista/7/8/10. Not compatible with Chromebook. Function keys may not work on macOS, but the numeric keypad functions correctly.