# HD600 vs HD650 - old pads

<figure><img src="https://31762434-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-M4NrSugToAwYkW0a8hV%2Fuploads%2FXtxyX7pBAHaTeJLk15hV%2FHD600%20(Blue)%20vs.%20HD650%20(Grey).jpg?alt=media&#x26;token=ffd45c0d-b716-4c21-a80f-339dae502479" alt=""><figcaption></figcaption></figure>
