– Wireless desktop set with abrasion-proof laser inscription – Durable, high quality professional keyboard with ergonomic 5-button mouse – Easy to install, requiring no technical knowledge – Battery status display in keyboard and mouse – Mouse has on/off switch for additional energy efficiency – Nano USB receiver: also ideal for permanent use with the notebook – Infrared sensor and adjustable resolution (1000/1750 dpi) – 2.4 GHz technology (range of up to 5 meters)