Work comfortably with an ergonomic silhouette crafted to support your palm & fingers. Textured surfaces provide a confident grip for total control. The unique tilt angle of MX Master 3S positions your arm in a more natural posture for better comfort. The side scroll wheel follows the natural movement of the thumb for fluid & intuitive horizontal navigation. Create, make & do with the same click feel, but less noise. Quiet Clicks deliver satisfying, soft tactile feedback with 90% less click noise. X Master 3S is outfitted with Logitech's most accurate sensor ever, with next-gen precision & responsiveness. Connector / Port / Interface: Bluetooth; Logi Bolt USB; Left / Right Hand Use: Right; Mouse Technology: Optical; Wired / Wireless: Wireless.