Resonance 46 Hz. 2x Eminence BETA-10CX 10" Coaxial Mid-Bass Woofer 500W Pro Audio 8-Ohms Speaker. 4x Eminence BETA-10CX 10" Coaxial Mid-Bass Woofer 500W Pro Audio 8-Ohms Speaker. 4x Eminence ALPHA-6C Mid-Range CAr Audio Speaker 200W Mid-Bass PA Woofer 8-Ohms.
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