รายละเอียด link นี้เลยครับ
http://www.overclockzone.com/forums/showthread.php/1333817-%E0%B8%82%E0%B8%B2%E0%B8%A2-Grado-60i-%E0%B8%84%E0%B8%A3%E0%B8%B1%E0%B8%9A-%E0%B8%AA%E0%B8%A0%E0%B8%B2%E0%B8%9E%E0%B9%83%E0%B8%AB%E0%B8%A1%E0%B9%88%E0%B8%A1%E0%B8%B2%E0%B8%81%E0%B9%86?p=30449885#post30449885