Genesis 2 Female is availble for free and is available to download from Dim or your account at the Daz Site.

A6, V6 are morphs built on the G2F female base which is generally the only requirement.

Each level of pack has more content from a starter pack which will generally included the base figure morph, some skins and some poses right up to the pro pack which will contatin a number of products and are the only pack that include genitals.