Lease: Untagged 320kbps MP3 audio file / Sell up to 2000 units
Premium Lease: Untagged WAV audio file and tracked out files / Sell up to 5000 units
Exclusive: Untagged WAV audio file and tracked out files / Unlimited sales

Contact me if you're looking to buy the exclusive license to a beat.
Don't forget to read the license terms.