Overview The Logitech 920-009782 is a wireless keyboard and mouse combo designed to provide quiet and reliable input without the clutter of cables. Featuring SilentTouch technology, it reduces typing and clicking noise by over ninety percent, making it ideal for environments where silence is important. The keyboard includes a full numeric keypad and spill resistant construction, while the ambidextrous mouse offers smooth optical tracking on various surfaces. Both devices connect via a single USB receiver with a stable 2.4 GHz connection up to 32 feet, supporting flexible use across different workspaces. Key features SilentTouch technology significantly lowers typing and clicking noise, creating a quieter workspace. Spill resistant keyboard design protects against accidental liquid spills, enhancing durability. Adjustable tilt feet on the keyboard allow for personalized wrist posture and comfort during extended use. Full numeric keypad on the keyboard speeds up data entry tasks, useful for accounting, spreadsheets, and invoicing. Ambidextrous mouse shape fits comfortably in either hand, supporting versatile use. Optical sensor on the mouse tracks smoothly on a variety of surfaces including wood, plastic, and cloth. Single USB receiver provides a reliable 2.4 GHz wireless connection with a range of up to 32 feet, enabling flexible positioning. Long battery life minimizes interruptions, with the keyboard lasting up to 36 months on two AAA batteries and the mouse up to 18 months on one AA battery. Key specs Wireless technology: 2.4 GHz USB receiver Keyboard battery life: up to 36 months (2 AAA batteries) Mouse battery life: up to 18 months (1 AA battery) Keyboard layout: full-size with numeric keypad Connection range: up to 32 feet Mouse tracking: optical sensor Keyboard finish: graphite Keyboard features: spill resistant, adjustable tilt feet Connectivity and compatibility The combo uses a single USB receiver that plugs into any standard USB port, establishing a stable 2.4 GHz wireless connection. This setup works seamlessly with most computers and laptops that support USB input, allowing you to maintain a clean workspace without cables. The connection range of up to 32 feet gives you freedom to move around your desk or room without losing responsiveness. Ideal uses and environments This keyboard and mouse set fits well in open offices, home workstations, classrooms, and shared living spaces where quiet operation is essential. It suits professionals who need to focus without distractions, students attending online classes, and anyone working late while others sleep. The spill resistant keyboard and long battery life make it a practical choice for busy environments where reliability matters.