Beats Audio, the company behind the popular Beats by Dr. Dre line of over-ear and in-hear headphones, is reportedly planning to acquire subscription music service MOG. The deal was first reported by Business Insider and then reaffirmed by AllThingsD on Tuesday. Founded in 2005, MOG is a service similar to Spotify, Rhapsody and Microsoft’s Zune. It makes use of a freemium model and allows subscribers to stream unlimited music to a computer, tablet or smartphone. At last count, MOG touted more than 500,000 active users. Taiwan-based smartphone vendor HTC is the majority owner of Beats Audio and if the reports pan out, it is possible that the subscription music service will be incorporated into HTC’s Sense suite of software and services. The terms of the deal have not been reported.