One audio book per month up to 20,000 words
One audio book per month up to 20,000 words
Two audio books per month up to 20,000 words each or one book up to 40,000 words
3 Audio books per month up to 20,000 words per book
4 Audio books per month up to 20,000 words.
5 Audio books per month - No limit for words per book.