| Candidate proposal for ITU-T super-wideband speech and audio coding Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | Russian Federation |
 | 1 | Germany |
 | 1 |
| Candidate proposal for ITU-T super-wideband speech and audio coding Recent countries visiting this post | |
| 3 | United States |
| 1 | Russian Federation |
| 1 | Germany |
| 1 |