With a highly reliable wireless connection and intuitive controls, this Kensington Wireless Presenter allows you to focus on what matters most - making an effective presentation.The wireless 2.4GHz receiver gives you up to 20 metres of range and since it\'s uniquely paired, you don\'t have to worry about device interference. Plug & Play installation means can get right to your presentation without the need for special software or drivers.. Easy-to-use 4-button controls: forward/back, play for a slideshow, black screen. 2.4GHz USB wireless receiver uniquely paired to prevent device interference. Up to 20 metres of wireless range. Plug & Play operation. Laser free design. Receiver stores inside the Presenter so it won\'t get lost. Compatible with Windows 10, 8.1, 8, 7 and Mac OS X. Please note that this item is delivered direct from our supplier and may take a little longer to arrive.