EON615 JBL woofer directivity control waveguide | Audio Science Review (ASR) Forum
JBL Professional Waveguide Technology Explained | JBL Professional has incorporated the Image Control Waveguide technology into their loudspeakers and Studio Monitors to deliver remarkable high-frequency... | By CMI JBL Professional Australia | Facebook
M2 waveguide
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JBL Announces New High-Definition Imaging High End Speaker Series | audioXpress