# RealtimeServerEventConversationItemInputAudioTranscriptionSegment
## Properties
**event_id** | **String** | The unique ID of the server event. |
**r#type** | **String** | The event type, must be `conversation.item.input_audio_transcription.segment`. |
**item_id** | **String** | The ID of the item containing the input audio content. |
**content_index** | **i32** | The index of the input audio content part within the item. |
**text** | **String** | The text for this segment. |
**id** | **String** | The segment identifier. |
**speaker** | **String** | The detected speaker label for this segment. |
**start** | **f32** | Start time of the segment in seconds. |
**end** | **f32** | End time of the segment in seconds. |
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