bsp; DESIGNED TO FIT THE HAND Its contoured shape, soft thumb area and rubber side grips were created to improve comfort. Plus, mouse users experience 25% less muscle activity in the forearms than touchpad users. Designed in medium and large sizes to fit people with smaller or larger hands. ENTERPRISE-GRADE SECURITY  RELIABLE WIRELESS CONNECTIONS Featuring Logi Bolt wireless technology, engineered to conquer IT challenges that can arise with both in office and remote working. Delivering cross-platform compatibility and reliable wireless connections—even in congested wireless environments. Fully encrypted and FIPS secure when paired with a Logi Bolt USB receiver. FEWER DISTRACTIONS Enjoy 90% less click noise and more focus thanks to SilentTouch, an exclusive Logitech technology that reduces disruptive clicking and typing sounds creating a better, quieter environment for you and those around you. CONNECT TWO WAYS More compatible than most leading brands. Two connection options, Bluetooth® and Logi Bolt, engineered for high-performance, secure connections. Compatible with just about every OS and platform making it an easy standard to deploy. MADE WITH RECYCLED PLASTICS The plastic parts include certified post consumer recycled plastic — 26% for Off-White and 64% for Graphite — to give a second life to end-of-life plastic from old consumer electronics and help reduce our carbon footprint. LONG BATTERY LIFE Worry less about failing batteries and down time. The Signature M650 for Business includes an AA battery that lasts up to 24 months to keep work flowing without interruptions or having to find a new battery every month. BUILT FOR SCALE Globally available and certified in 100+ countries with a 2-year limited hardware warranty. Logitech Pro Support available to IT professionals and business users.