Features
-Much smaller design, same keys
-Sleek, minimalist design
-Whisper-quiet keys
-Advanced 2.4 GHz wireless
-Fewer battery hassles
-128-bit AES encryption
-Plug-and-play simplicity
Package Contents
-Keyboard (K220)
-Mouse (M150)
-USB receiver
-2 AAA (keyboard) and 2 AA (mouse) batteries