The easy-to-deploy (and manage) Signature M650 for Business Wireless Mouse improves employee productivity by 50% vs laptop touchpads(1). And it provides Secure Connections Only Mode-Bluetooth Low Energy Security Mode 1, Level 4 protection when paired with a Logi Bolt USB receiver. Or connect via Bluetooth Low Energy when cross-platform flexibility matters. Get line-by-line precision for documents - and super fast scrolling for long web pages by switching modes with a flick of the SmartWheel. It's also 90% less "clicky" thanks to SilentTouch technology(5). In two sizes for small or large hands, and a contoured shape and soft thumb area for comfort. 1) Throughput computation of speed, accuracy vs. touchpad, size medium only. Sample: 23 participants. 5) Click noise reduced by over 90% compared to Logitech M185. Left click and typing dBA level measured by an independent lab at 1 meter.The easy-to-deploy (and manage) Signature M650 for Business Wireless Mouse improves employee productivity by 50% vs laptop touchpads(1). And it provides Secure Connections Only Mode-Bluetooth Low Energy Security Mode 1, Level 4 protection when paired with a Logi Bolt USB receiver. Or connect via Bluetooth Low Energy when cross-platform flexibility matters. Get line-by-line precision for documents - and super fast scrolling for long web pages by switching modes with a flick of the SmartWheel. It's also 90% less "clicky" thanks to SilentTouch technology(5). In two sizes for small or large hands, and a contoured shape and soft thumb area for comfort. 1) Throughput computation of speed, accuracy vs. touchpad, size medium only. Sample: 23 participants. 5) Click noise reduced by over 90% compared to Logitech M185. Left click and typing dBA level measured by an independent lab at 1 meter.