Precise wireless mouse with Logitech SilentTouch technology. Comfortable, portable mouse for right-handed users. Accurate Logitech Advanced Optical Tracking on virtually any surface. SmartWheel scroll wheel with fast scrolling and precision mode. Two wireless connection options: Logi Bolt receiver or via Bluetooth. Logitech SilentTouch technology reduces 90% of click noise, creating a better, quieter environment. Side buttons can be customized to preferred commands if needed. Benefit from smarter scrolling, more comfort, and increased productivity. The Signature M650 features SmartWheel scrolling: scroll with utmost precision or high speed, depending on your current needs. Seamless wireless connectivity, quiet clicking, customizable side buttons, and a hand-shaped design ensure high comfort and productivity throughout the workday. Wireless comfort: Bluetooth connection. Enjoy plenty of freedom of movement without annoying cable clutter: this input device establishes a wireless direct connection to your Bluetooth-enabled computer. Unlike other wireless devices, it does not require a USB receiver, keeping your USB ports available for other peripherals. USB receiver for wireless comfort. Enjoy plenty of freedom of movement without annoying cable clutter: USB wireless input devices wirelessly connect to the receiver, which you plug into an available USB port. Logi Bolt receiver. This mouse supports Logitech Logi Bolt technology. This means you can pair not only the mouse but also up to six Logi Bolt-compatible devices with the same receiver. This keeps your computer's USB ports free for other uses. Another advantage is that you can easily connect input devices with a new Logi Bolt receiver if you lose your old one.