Evaluation Checklist/Variables | Source |
Physiological pleasure 1. The keyboard feels good in the hand. 2. The buttons feel good to the touch. 3. The keyboard can be comfortably operated. | [6] [19] and self-developed |
Psychological pleasure 4. The keyboard has useful functions. 5. The keyboard is easy to use. 6. The keyboard is fun to use. | |
Sociological pleasure 7. I feel proud when others see me with the keyboard. 8. Owing and using the keyboard enhances my social image. 9. I enjoy being permanently comfortable by the keyboard. | |
Ideological pleasure 10. Having this keyboard makes me feel better about myself. 11. I find this keyboard to be aesthetically pleasing. 12. I feel the keyboard with a good taste. |