Microsoft Sculpt Ergonomic Wirless Keyboard And Mouse Combo

This keyboard features Advanced Encryption Standard (AES*) technology, which is designed to help protect your information by encrypting your keystrokes.
Each keyboard is permanently paired with its receiver at the factory—no key information is ever shared over the air.
Wrist comfort
The shape of the mouse is designed to maximize wrist comfort
Thumb scoop
Thumb scoop helps to maintain the correct ergonomic hand and wrist position
Reverse tilt
Reverse tilt angles the keyboard to promote a straight neutral wrist position
Windows button
Windows button for one-touch access to the Start Menu.
Back button
Back button for faster navigation
4-way scroll wheel
4-way scroll wheel for navigating up, down, left and right