# Service limits (/en/realtime-media/voice/reference/service-limits/windows)

> For AI agents: see the complete documentation index at [llms.txt](/llms.txt).

### Service limits

The following limits apply to Peak Concurrent Users (PCU) and bandwidth:

| Item      | China  | Europe | America | Asia   |
| :-------- | :----- | :----- | :------ | :----- |
| PCU       | 10,000 | 10,000 | 10,000  | 10,000 |
| Bandwidth | 10G    | 10G    | 10G     | 10G    |

To extend any of these limits, contact `support@agora.io`.