Scroll Smarter: With the Logitech Signature M650 wireless mouse, get line-by-line precision for docs and very fast scrolling, switch between modes in one click via the SmartWheel Grip Optimal For Your Hand: This large, comfortable mouse is designed for large hands, for optimal grip Enhance Your Comfort: This mouse provides long hours of comfort with a contoured shape, soft placement for the thumb and rubber sides to keep the hand in place Connect As You Want: Connect this wireless computer mouse in an instant via Bluetooth Low Energy or the Logi Bolt USB receiver Less Noise, More Concentration: Work in the office or at home, with the Logitech Signature M650 silent mouse enjoy 90% quieter clicks with SilentTouch technology Side buttons Programmable: Customize computer mouse side buttons with ec Logitech Options+, on Windows and macOS; Add your favorite shortcuts like copy/paste