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. Take the mouse with you. This comfortable mouse fits easily into computer bags and pocket to travel with your computer. 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. Instant access to media controls - movies, music, Internet, e-mail, play/pause, volume and more - are one touch away. The full-size keyboard with number pad, directional keys, and nine F-keys is comfortable, convenient and built to last. Device Type: Keyboard and mouse set - wireless Features: Power saving automatic sleep function, on/off power switch, height-adjustable feet Features: Power saving automatic sleep function, on/off power switch, height-adjustable feet Interface: 2.4 GHz Wireless Receiver: USB wireless receiver Input Device: Keyboard Layout: English Hot Keys Qty: 8 Hot Keys Function: Internet browsing, calculator, e-mail, volume, mute, play/pause Pointing Device: Mouse - optical Buttons Qty: 3 Manufacturer Warranty: 3 years warranty Device Type: Keyboard and mouse set - wireless Interface: 2.4 GHz Max Operating Distance: Up to 33 ft Wireless Receiver: USB wireless receiver Dimensions (WxDxH) / Weight: Keyboard: 17.4 in x 5.9 in x 0.7 in / 17 oz Mouse: 2.4 in x 3.9 in x 1.5 in / 1.8 oz Wireless receiver: 0.6 in x 0.7 in x 0.2 in / 0.1 oz Type: Keyboard Features: Power saving automatic sleep function, on/off power switch, height-adjustable feet Keyboard Name: Logitech Wireless Keyboard K270 Hot Keys Qty: 8 Hot Keys Function: Internet browsing, calculator, e-mail, volume, mute, play/pause Layout: English Type: Mouse Pointing Device Name: Logitech Wireless Mouse M185 Buttons Qty: 3 Movement Detection Technology: Optical Pointing Device Features: Scrolling wheel, wireless, on/off power switch, 1000 dpi resolution Included Accessories: USB extender Compliant Standards: Plug and Play OS Required: Microsoft Windows Vista / XP / 7 / 8 Type: AA / AAA Installed Qty: 3 Required Qty: 3 Technology: Alkaline Service & Support: Limited warranty - 3 years