JBL ASB6128V Extended Response High Output Dual 18" Subwoofer, Transducer Power Rating (AES) 2400 W (9600 W peak), Long-Term System Power Rating 1600 W (6400 W peak), Frequency Range (-10 dB) 22
JBL 2258H 18" Woofer/Subwoofer 387 | Reverb
JBL 2258H 18" Woofer/Subwoofer 387 | Reverb
JBL 2258H 18" Woofer/Subwoofer 388 | Reverb
JBL 2258H 18" Woofer/Subwoofer 387 | Reverb
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JBL 2258H 18" Neodymium Double VC 800W 8-ohm LF Speakers Woofers DCR's 5.4 / 5.3 for Sale - Knoppix.net