# What does comment like "0;  00000306 " mean?

**URL:** https://community.mp3tag.de/t/what-does-comment-like-0-00000306-mean/10038
**Category:** Support
**Created:** [March 5, 2010, 7:04am UTC](https://community.mp3tag.de/t/what-does-comment-like-0-00000306-mean/10038 "2010-03-05T07:04:32Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![q0o](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/q/b19c9b/32.png) [@q0o](https://community.mp3tag.de/u/q0o)
#### Post date: [March 5, 2010, 7:04am UTC](https://community.mp3tag.de/t/what-does-comment-like-0-00000306-mean/10038/1 "2010-03-05T07:04:32Z")

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Could anyone please explain?  
 ![](http://img200.imageshack.us/img200/3100/commentrq.png)

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### Author: ![dano](https://community.mp3tag.de/user_avatar/community.mp3tag.de/dano/32/6_2.png) [@dano](https://community.mp3tag.de/u/dano)
#### Post date: [March 5, 2010, 8:29am UTC](https://community.mp3tag.de/t/what-does-comment-like-0-00000306-mean/10038/2 "2010-03-05T08:29:03Z")

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This is itunes sound check data.  
[http://support.apple.com/kb/HT2425](http://support.apple.com/kb/HT2425)

But it seems it is not in the correct tag field anymore.

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### Author: ![system](https://community.mp3tag.de/uploads/default/original/2X/c/ce7035d426cb755a7916793326d23b465222a407.png) [@system](https://community.mp3tag.de/u/system)
#### Post date: [February 9, 2026, 12:22pm UTC](https://community.mp3tag.de/t/what-does-comment-like-0-00000306-mean/10038/3 "2026-02-09T12:22:13Z")

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