> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
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@@ -22,9 +22,9 @@ Initializes the active tag chip.
| type | string | Yes| Event type. The value is **notify**.|
| callback | Callback<number> | No| Callback used to return the field strength state. If this parameter is not specified, all callbacks associated with the specified event will be unregistered.|
| type | string | Yes | Event type. The value is **notify**. |
| callback | Callback<number> | No | Callback used to return the field strength state. If this parameter is not specified, all callbacks associated with the specified event will be unregistered. |
- Example
```
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@@ -206,10 +206,10 @@ Unregisters the NFC field strength state events.