1. 4 pole male speakon with professional design, 2. Lower price but high quality 3. 4 Pole Speakon Male Connector LD4015: 4-pin female speakon with professional designSpecificationSpeakon Cable Connector 1.4 pin 2.Speakon Plug 3.male professional and high-end 4 pole female speakon connector /plug
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