This stylish combo, comprising a keyboard & optical mouse, covers all your essential office needs. With its classic clean design & choice of materials this keyboard is protected against splash damage, so you can enjoy a refreshing beverage relatively risk-free while you work. With its simplicity it also offers maximum comfort even when typing for long hours & enhances the look of any desktop. The keyboard is also extra durable thanks to its sealed membrane & laser carved keycaps. The mouse boasts an ergonomic design & a high-resolution 1600 DPI optical sensor making surfing & clicking a joy. Key Features 110 membrane keys Spill resistant keyboard design Laser carved keycaps Sealed anti-oxidation membrane Optical 1600 DPI sensor Laser carved keycap Keycap printing adopts laser carving technology that makes it wearable, durable & long lifetime. Spill-resistant design Spill-resistant design on the keyboard so you dont have to worry about the keyboard stop working with accidental spills. 1600 DPI tracking engine Youll enjoy responsive & smooth cursor control with the 1600 DPI high-definition optical tracking engine. Anti-oxidation sealed membrane The sealed membrane ensures a longer keyboard lifetime. It prevents oxidizing of the inside circuit, which may cause defected keys. Multimedia hotkeys Multi-media hotkeys give you one key access to media player, homepage, volume adjustment & etc.