15-inch Powered Pa Speaker with BluetoothLaunched in 1995, Jbl's best-selling Eon family of Pas set the benchmark for how great a powered loudspeaker system can be.The Jbl EON715 15-inch loudspeaker is part of Jbl's new EON700 Series of powered PAs, which represents a major step forward in innovation and technology by delivering truly intelligible, clearly consistent coverage at any volume level.The EON700 Series leverages the latest acoustic science, transducer designs, cabinet materials and advanced Dsp and control technologies to deliver extraordinary performance in a fully professional, highly flexible, easy to use, portable system.The 15-inch EON715 powered PA speakers, EON700 systems cover the needs of today's working musicians and sound providers.Acoustics and AmplifierJBL's advanced waveguide and transducer technologies, coupled with highly efficient amplification, ensure uniform coverage across the entire listening area, even when you push the system to the limit.