Logitech mk270 wireless keyboard + mouse combo

Reliable Plug & Play: the USB receiver provides a reliable wireless connection, with a range of up to 10 m, with virtually no delays, drops or interference;
Write comfortably: Type comfortably thanks to quiet, low-profile keys and standard layout with full-size F keys, numeric keypad, and arrow keys;
Durable and Sturdy: This full-size wireless keyboard features a spill-resistant design, durable keys, and sturdy, height-adjustable tilt legs;
Long term: keyboard battery life of 36 months and mouse battery life of 12 months, along with on and off switches that allow you to go months without changing batteries;
Easy to use: it has 8 multimedia shortcut keys to access the Internet, mail, play/pause and volume, so you can easily consult your favorite websites;
Comfortable mouse: wireless mouse to be equally comfortable for left- and right-handed users. Smooth cursor control allows for easy navigation on most surfaces;
Wireless combo: the MK270 offers familiar writing, wireless freedom and long battery life; It's no wonder it's the best-selling combo in the world