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KM5221WBKB-US
Pairs well with

Dell KM5221W Pro Wireless Keyboard and Mouse Combo (Black)
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Product Details
Dell KM5221W Pro Wireless Keyboard & Mouse Combo — Black
Secure, programmable productivity with long-life power and multi-platform support
The Dell KM5221W Pro pairs a full-size wireless keyboard tuned for near-silent typing with a symmetrical, productivity-focused mouse. Designed for professionals who need customizable shortcuts, trusted security and industry-leading battery life, the combo is engineered for single-plug deployment with a tiny USB receiver and deep customization via Dell Peripheral Manager.
Programmable Productivity, Enterprise-Grade Security
KM5221W Pro is built for focused work: a responsive full-size keyboard with dedicated numeric pad and programmable function keys accelerates common tasks, while the ambidextrous mouse (programmable scroll click included) delivers precise navigation across documents and multi-monitor setups. Dell’s 2.4 GHz RF link provides a stable connection and 128-bit AES encryption protects keystrokes and shortcuts. For Windows users, Dell Peripheral Manager enables DPI presets, button mapping, battery and firmware management for a tailored workflow.
*Dell Peripheral Manager (DPM) enables firmware updates, DPI presets, button mapping and battery reporting; DPM is compatible with Windows 10 or later. Battery life and feature availability vary by usage, system and configuration.
Core Capabilities
Quiet Full-Size Keyboard with Programmability
A near-silent keyset with a dedicated numeric keypad and 12 programmable function keys streamlines repetitive workflows. Two tilt positions let users optimize typing posture for comfort across long sessions.
Ambidextrous Mouse with Programmable Scroll Click
Symmetrical styling supports both left and right hands. The click-scroll wheel can be programmed for a preferred action, while DPI presets let you switch tracking sensitivity instantly for precision work or rapid navigation.
Encrypted, Reliable 2.4 GHz RF
The included USB receiver establishes a robust 2.4 GHz link with 128-bit AES encryption, protecting input data and maintaining a responsive connection across standard desktop distances.
DPM — Enterprise-Ready Device Management
Dell Peripheral Manager centralizes firmware management, customization and status monitoring. IT and power users can update firmware, configure DPI choices, assign macros and check battery/connection status from a single console (Windows 10+).
Industry-Leading Battery Life
Designed for low power consumption, both keyboard and mouse deliver up to 36 months life on their supplied batteries under typical office usage, minimizing downtime and reducing consumables.
Key Features
A secure, customizable combo engineered for professional workstations and shared deployments
12 Programmable Keys
Assign macros, application shortcuts or functions for faster task execution using DPM or onboard presets.
4 DPI Presets
Quickly toggle between 1000, 1600, 2400 and 4000 DPI to match your workflow—detailed design or fast pointer movement.
128-bit AES Wireless Encryption
Industry-standard encryption guards keystrokes and programmed shortcuts against interception in shared spaces.
Single USB Receiver • Plug & Play
Tiny USB-A receiver provides immediate connectivity and tidy deployment on desktops and laptops.
Technical Specifications
Overview
Keyboard
Mouse
Connectivity & Security
Package & UPC
What’s in the Box
Dell KM5221W Pro Wireless Keyboard & Mouse Combo
Secure, programmable desktop combo optimized for professional workflows and long life on a single tiny USB receiver.
Full-Size Keyboard
Dedicated numeric pad, 12 programmable keys and two tilt positions for ergonomic typing.
Ambidextrous Mouse
Programmable scroll click and DPI presets for precise pointer control.
USB Receiver & Batteries
Compact USB-A receiver and required AA / AAA batteries included for immediate use.
Dell Peripheral Manager
Software for customization, firmware updates and device management (Windows 10 or later).
Included in the Box