The MS Natural 4000 remains one of the most enduringly popular ergonomic keyboard designs on the market. With comfortably curved working surfaces, excellent padding, media keys, and negative tilt capability, it offers a basic ergonomic package for a reasonable price tag.
- Angled keying surface promotes neutral typing posture.
- Familiar curved Microsoft shape makes an easy adjustment from previous Natural keyboards.
- Smooth and soft palm rest for comfortable typing pauses.
- Removable negative tilt attachment helps you achieve your optimal working angle on low surfaces such as keyboard trays.
- Dedicated media control keys, "zoom" control, and more.
- Some users report problems with the spacebar being difficult to press from one side.
- Large footprint reduces space available for mouse on the right side.