HK AUDIO SONAR 112 XI 12" + Horn Powered SpeakerSONAR 112 XI is an active, state of the art loudspeaker for medium sized sound reinforcement scenarios such as speech applications or musical performances. The intuitive app control of the input channels simplifies operation and eliminates the need for an external mixing console in many applications. With the SONAR 115 Sub D subwoofer, you can build the setup into a large PA system and easily adapt it to your requirements. Concept Active 2 way