Your state-of-the-art L1, L3, L5 or L7 Speaker continue in the long tradition of precise studio Monitor ound for whích JBL is famous. Each model incorporates considerablea advanced technology. You will enjoy the benefits of pur titanium dome high frequency transducers, die cast low frequency transducers with vented pole pieces and proprietary Symmetrical Field Geometry magnet design, as well as high-definition dividing networks with quality electronic Components