1. The split keyboard are use to get the straight position of the wrist. In the split keyboard, you can move distance from any corner.
2. Some keyboard are design with slop so that the back side is high than the front end. The negative slop can maintain the neutral position to give conform to the twist and give less tension to the operator.
3. The tented keyboard is divided into two parts to ease the operator to give better comfort.
4. The built-in wrist can maintain proper tension to the wrist and arms.
5. The alternative keyboard keeps the arm and the wrist position straight in a neutral position. It reduces the stress of the operators.
There are different types of keyboards are available like in curved, straight positions. The keys are also design in such a way that it gives finger neutral position so that it can improve the better results.