2.4GHz digital wireless communications technology-9m operation range, Optical track-ball controller, smooth and precision cursor, Keyboard and mouse all-in-one solution, Built-in storage for Nano receiver, Hot Key Support, Scroll wheel technology (support internet browser page scrolling), Smart low power indicator led.

Specification

Number of Keys     78keys (Not including mouse button/15 multimedia keys)
Range     Operation range: 9M
Battery     2*AAA
Receiver     Nano receiver: USB
Keyboard     Size: 261mm×112mm×30mm
Weight     302g (Not including battery)
Operating System     Windows (No driver required for latest OS)

Features:

• 2.4GHZ digital wireless communication- available within 9m and high anti-interference capability
• Integration of keyboard and mouse makes more convenient and faster operation
• Optical-sensor trackball controller, exact and frequent and position
• Flat and comfortable key design
• Multi-language supporter
• Wheel scroll technology, randomly turn between two directions.
• Smart power indicating lamp.