eMusic introduces world's first audiobooks catalogue in mp3 - eMusic the world's largest retailer of independent music and the world's second-largest digital music service after iTunes, announces the availability of more than a thousand downloadable audiobook titles in the universally compatible MP3 format starting tomorrow, September 18. Consumers, who have long wondered why they can't simply use audiobooks with their existing MP3 players, can now enjoy them without restrictions. eMusic's expansion into audiobooks, its first retail product beyond music, brings the company's award-winning combination of universal compatibility, great value, and expert editorial to a market that is poised for growth. Worldwide digital audiobooks sales are expected to reach $201 million this year and nearly half of eMusic subscribers recently polled have expressed interest in audiobooks. eMusic will offer more than a thousand audiobooks from major audiobook publishers including Blackstone Audio, Hachette, Naxos Audiobooks, Penguin and Random House, with hundreds more to be added each week.