A third speaker makes all the difference. Adding the Xtreme 2 completely changed the sound for the better. : r/JBL
JBL Xtreme 2 vs Boombox 2: The Bass-Heavy Outdoor Party Speakers Compared – SelectoGuru.com
JBL Xtreme 2 Bluetooth speaker review
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JBL Boombox vs Xtreme 2: A Comparative Review - Bass Head Speakers
JBL Boombox vs Xtreme 2: A Comparative Review - Bass Head Speakers
Amazon.com: Cable de carga adaptador de cable de alimentación para JBL Xtreme/JBL Xtreme 2/JBL Boombox Altavoz Bluetooth inalámbrico portátil [65 W 19 V 3.42A] : Electrónica
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