Audio professionals looking to rig their LA Series line array speaker modules will appreciate the QSC LA112-AF, an array frame for LA 112 active line array loudspeakers. It enables you to rig aAudio professionals looking to rig their LA Series line array speaker modules will appreciate the QSC LA112-AF, an array frame for LA 112 active line array loudspeakers. It enables you to rig and deploy up to six loudspeaker modules.nd deploy up to six loudspeaker modules.