System/Library/PrivateFrameworks/ChatKit.framework

CKAudioAttachmentItem.h

Download CKAudioAttachmentItem.h

1. NSObject
2. >
3. CKAttachmentItem

@interface CKAudioAttachmentItem : CKAttachmentItem

+ (id)UTITypes;

- (id)previewItemTitle;
- (id)cachedPreview;

@end