Cass no comparison to using to CM30's....much more power and fuller sound range STEREO in one package all around....not to mention the flexability, tilt, pole mount, great COSM Vocal EFX, Anti-feedback,and hookups it gives you.
AC powered or Battery also....

http://www.youtube.com/watch?v=afzkkXvRFIg
http://www.roland.com/products/en/BA-330/



[This message has been edited by Dnj (edited 08-07-2010).]