This high quality item comes complete with a range of positive perks, including a stylish black finish.But in terms of the technicals, this Logitech product features the classic comfort-orientated Logitech trackball design updated with a wireless receiver for control without awkward wires. It includes an adjustable laser sensor for the perfect sensitivity to suit you. The design features a handy scroll wheel, forward/back buttons for your web browser and programmable buttons for custom control. Logitech Wireless Trackball Mouse M570 Black 910-001882
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