Audrey
See http://www.behringer.com/B3031A/index.cfm?lang=eng
Mine are the original B2031, the new ones are called B2031A (A for active)
You should note that these are studio monitors, that is ideal for small rooms but not for public performances (called near field)
Keith

[This message has been edited by KeithB (edited 08-22-2007).]