Latest 2.4 GHz wireless technology for a much larger range (up to 10 meters), less chance of interference with other nearby wireless devices. This keyboard is configured as in the USA. Indicators of charge of the battery on the keyboard. Wireless optical mouse. Satin design to press and click. The USB wireless receiver is discreetly integrated on the back of the mouse. The keyboard guard protects the keyboard from dust, dirt, liquids and scratches. Set white end "style" wireless keyboard (This keyboard is configured as in USA: QWERTY) and mini optical mouse with tiny USB receiver. Here is an perfect device for PCs, laptops and notebooks. With 2.4 GHz wireless transfer technology, it has a strong and secure wireless signal, allowing you to tap almost anywhere. It has new slim , allowing typing much more comfortable, quieter! It includes 101 with a lifespan of: 8.000.000 keystrokes. Small USB receiver discreetly integrates at the bottom of the mouse with a range of up to 10 meters (line of sight), but variable through the walls. System Requirements: Windows 7 (32 / 64bit) / XP / Vista / 2000/98/95 / NT / ME. 1000 / 1600CPI adjustable. colour: White Material: plastic Size: Keyboard size: 385 * * 12mm Mouse size: 98 * 53 * 22mm Package Content: 1 x wireless keyboard end 1 x mini optical mouse 1 x keyboard cover Only the package above, the other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.