If you are producing your own material and need innovative and fresh beats, chec out Beats 365.
They are the least expensive of all of the sites that we looked at and by signing up (1x fee) you are going to receive unlimited access to the BIGGEST ROYALTY FREE HIP HOP BEATS AND AUDIO DATABASE EVER!
You can download as many of their tracks as you like, as many times as you want, and record your battles online with other members! All this for a one-time fee of $29.95. No catch, no recurring fees and no limits!
These folks have 39 different genres and styles including East Coast, West Coast, California, Hip Hop, Raggaeton, Reggae, Gangsta, Ghetto Anthems, Dance Hall, Miami, Old School, Funk and more.
Your registration gives you hundreds upon hundreds of the hottest beats and instrumentals. All are royalty free.