| Aids/Frequency | Always | Frequently | Sometimes | Rarely | Never | Missing |
| CD Players | 0 (%) | 1 (5%) | 1 (5%) | 4 (20%) | 7 (35%) | 7 (35%) |
| Projectors | 0 (0%) | 3 (15%) | 5 (25%) | 3 (15%) | 5 (25%) | 4 (20%) |
| Cassettes | 0 (0%) | 0 (0%) | 2 (10%) | 4 (20%) | 7 (35%) | 7 (35%) |