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Dell Pro wireless keyboard and mouse set, full-size keyboard with symmetrical mouse, dark finish

DELL

DELL KM5221WBKBUS wireless keyboard & mouse 2.4GHz 1600 DPI

SKU CH-N2MZ-GRXPC MPN KM5221WBKBUS

A wireless keyboard and mouse set with programmable keys, a quiet full-size layout, and a 1600 DPI sensor adjustable to 4000 DPI for precise tracking

  • TypeNo
  • RF 2.4 GHz wireless link keeps the desk cable-free
  • Programmable keys and scroll wheel give instant shortcut access
  • Native 1600 DPI sensor scales to 4000 DPI via Dell Peripheral Manager
  • Quiet full-size keyboard suits calls and shared spaces
  • Symmetrical mouse fits left- and right-handed users

Full-sized wireless set for office work

The Dell Pro KM5221W combines a full-sized keyboard and a symmetrical mouse on a single 2.4 GHz RF link. Programmable keys and a programmable scroll wheel give quick access to frequent shortcuts. The mouse ships at 1600 DPI and can be adjusted up to 4000 DPI through Dell Peripheral Manager. Quiet key switches keep noise low during calls or in shared spaces.

Stable connection and adjustable tracking under

The 2.4 GHz RF link maintains a steady connection throughout long work sessions without the drop-outs sometimes seen on crowded Bluetooth bands. The mouse sensor holds its selected DPI setting consistently, so cursor speed does not drift during extended editing or spreadsheet work. Low-profile keys resist fatigue during all-day typing, and the ambidextrous mouse shape supports either hand without forcing a grip change.

Check USB-A port availability

The kit uses one USB-A receiver, so verify your device has a free port or a compatible hub. Dell Peripheral Manager is required to reprogram keys, adjust the scroll wheel or change DPI presets, so confirm you can install it on your operating system. The symmetrical mouse suits left or right-handed use, but users who prefer a contoured ergonomic shape may want a different design.

Highlights

  • RF 2.4 GHz wireless link keeps the desk cable-free
  • Programmable keys and scroll wheel give instant shortcut access
  • Native 1600 DPI sensor scales to 4000 DPI via Dell Peripheral Manager
  • Quiet full-size keyboard suits calls and shared spaces
  • Symmetrical mouse fits left- and right-handed users

Specifications

BrandDELL
TypeNo
Shipping weight0.91 kg
Package size457 × 133 × 76 mm

Questions about this item

Does the 1600 DPI mouse run hot or make noise during all-day use?

The mouse uses a native 1600 DPI sensor adjustable up to 4000 DPI via Dell Peripheral Manager and is described as one of the quietest wireless keyboards, with no mention of heat or fan noise.

What must I already own for the 2.4 GHz RF link to work?

You need an available USB port for the 2.4 GHz receiver; the keyboard and mouse connect through that single dongle with no Bluetooth pairing required.

Will the KM5221W set work alongside my older USB-A peripherals?

Yes, the 2.4 GHz receiver plugs into any standard USB-A port and operates independently, so legacy keyboards, mice or hubs on the same system remain unaffected.

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