The Logitech M570 wireless trackball comes with a small receiver that's equipped with innovative Logitech Unifying technology. For faster, uninterrupted connection between the wireless device and your computer, the M570 is armed with the Logitech Advance 2.4GHz wireless connectivity
Trackball comfort
Compact footprint
Time-tested shape
Logitech? Advanced 2.4 GHz wireless
Wireless freedom
Tiny, wireless receiver
Logitech? Unifying technology
Storable receiver
18-month battery life
Work-and play-anywhere
Adjustable speed
Scroll wheel
Programmable buttons
Back/Forward buttons
Easy to clean