 |
| digitized voice: 5 phrases in 4 subjects |
| Electronics | 1 |
| Information security and data protection | 1 |
| Security systems | 2 |
| Telecommunications | 1 |
|
| digitized voice: 5 phrases in 4 subjects |
| Electronics | 1 |
| Information security and data protection | 1 |
| Security systems | 2 |
| Telecommunications | 1 |