A jazz sus chord or dominant 9sus4 chord is a seventh chord on the fifth scale degree of the key with a suspended fourth and an added ninth. Functionally, it can be written as V9sus4 or V7sus9.
ISO (International Organization for Standardization) is an independent, non-governmental membership organization and the world's largest developer of voluntary International Standards.
What is ISO Image. ISO image, or called an ISO file, is the image of an entire CD or DVD, the whole contents of which can be completely duplicated and contained in a single ISO file. ISO image is an image file produced by copying all information in an optical disc.