Behringer eurolive active loudspeakers behringer b212d the behringer eurolive b212d is an active 550w 2 way pa speaker system with 12 woofer and 135 compression driver one of the coolest things about active loudspeakers is the lack of back breaking racks of amps and crossovers that are required to make passive speaker systems sound almost as good but that extra weight is transferred to the loudspeaker making it difficult for a single user to heave it onto the top of a speaker stan