JBL Professional - What's inside the JBL Professional M2 Master Reference Monitor? The annular design of the D2 diaphragms reduces distortion along with the 2216Nd Differential Drive Woofer, not your "off-the-shelf" woofer,
M2 | JBL Professional Loudspeakers
JBL M2 マスターリファレンスモニター — SYSTEM5
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JBL M2 The absolute endgame... - Oto Ryu Home Cinema Designs | Facebook