Overview Ultra Slim 2.4Ghz wireless shine keyboard mouse combo Advanced 2.4 GHz wireless Work or play in more places. The wireless connection virtually eliminates delays, dropouts and interference and gives you a range of up to 10-meters range.(Wireless range may vary due to environmental and computing conditions). Compact mouse Take the mouse with you. This comfortable mouse fits easily into computer bags and pocket to travel with your computer. Extended battery life A 24-month keyboard and 12-month mouse battery life-plus on/off switches-means you can go for months without the hassle of changing batteries. Eight shortcut keys Instant access to media controls-movies, music, Internet, e-mail, play/pause, volume and more-are one touch away. Full-size keyboard The full-size keyboard with number pad, directional keys, and nine F-keys is comfortable, convenient and built to last. System Requirements Windows-based PC:Windows® 8, Windows Vista® or Windows® 7 and Windows® XP PC ,Laptop Package Contents: 1 Wireless Keyboard (2 AAA Batteries Not Included) 1 2.4Ghz Wireless Optical Mouse (2 AAA Batteries Not Included) 1 USB Nano Receiver(Inside The Mouse) Please attention:The slim USB receiver was placed inside the mouse,once open the mouse back cover,you will find it !