ESB Audio 4.UMA 2-Way Mid-High Unit 200 amp and made board modifications to

and made board modifications to create the Z-Series LX amps

- Sensitivity: 86 (mid)

reducing the compression of the air at the back of the dome with a great reduction of distortion and extended response to lower frequencies

you can drive a pair of quality component speaker systems with plenty of clean power

Built on JL Audio's patented thin-line subwoofer technology

ESB Audio 4.UMA 2-Way Mid-High Unit 200 amp and made board modifications toESBs goal for its new 4000 Series was to push the limits of cost vs. performance. We know of no other car speakers currently on the market at these price points that make use of the same advanced materials or surpasses their remarkable performance. The particularly expensive design of the 3 75 mm midrange driver and its high grade, high energy neodymium magnet guarantees a level of efficiency that supports high sound pressure levels even when paired