{"id":394,"date":"2026-02-02T02:14:39","date_gmt":"2026-02-02T02:14:39","guid":{"rendered":"https:\/\/zsoundpro.com\/?p=394"},"modified":"2026-02-02T02:23:10","modified_gmt":"2026-02-02T02:23:10","slug":"s218biii-dual-18-inch-subwoofer","status":"publish","type":"post","link":"https:\/\/zsoundpro.com\/fr\/s218biii-dual-18-inch-subwoofer\/","title":{"rendered":"S218BIII Dual 18 inch subwoofer"},"content":{"rendered":"
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S218BIII Dual 18 inch subwoofer<\/h1>\n\n\n

Applications<\/h2>\n\n\n\n
    \n
  • Disco<\/li>\n\n\n\n
  • Club and Kuba<\/li>\n<\/ul>\n\n\n\n

    Feature<\/h2>\n\n\n\n
      \n
    • Vented subwoofer<\/li>\n\n\n\n
    • 18″ direct-radiation driver<\/li>\n\n\n\n
    • Heat resisting 4″ (100mm) voice coil<\/li>\n\n\n\n
    • Large-scale vented design to reduce airflow noise<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n
      \n
      \n

      Technical Specification<\/h3>\n\n\n\n
      Parameter Name<\/th>Parameter Value<\/th><\/tr><\/thead>
      FREQUENCY RESPONSE<\/td>32 Hz-175 Hz (\u00b13 dB), 30 Hz-250 Hz (-10 dB)<\/td><\/tr>
      NOMINAL COVERAGE (-6dB)<\/td>Omnidirectional<\/td><\/tr>
      SENSITIVITY (@1w\/1m)<\/td>103 dB SPL<\/td><\/tr>
      POWER RATING (AES)<\/td>2450W<\/td><\/tr>
      NOMINAL IMPEDANCE<\/td>4 ohm<\/td><\/tr>
      MAXIMUM SPL<\/td>136 dB \/ 142 dB SPL peak<\/td><\/tr>
      DRIVERS<\/td>2×18″ (100mm voice coil) subwoofer<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n
      \n

      Physical Data<\/h3>\n\n\n\n
      Parameter Name<\/th>Parameter Value<\/th><\/tr><\/thead>
      DIMENSIONS (HxWxD)<\/td>561 x 1170 x 691 mm \/ 22″x46″x27″<\/td><\/tr>
      WEIGHT<\/td>76 kg \/ 168 lbs<\/td><\/tr>
      CONNECTORS<\/td>2 x NL4MP Neutrik Speakon connectors<\/td><\/tr>
      SPEAKER CABLES<\/td>1+1-<\/td><\/tr>
      MATERIALS<\/td>18mm, 24mm birch plywood<\/td><\/tr>
      FINISH<\/td>Black polyurea paintings<\/td><\/tr>
      GRILLE<\/td>Black epoxy mesh grille with acoustically reticulated foam<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

      Applications Feature Technical Specification Parameter Name Parameter Value FREQUENCY RESPONSE 32 Hz-175 Hz (\u00b13 dB), 30 Hz-250 Hz (-10 dB) NOMINAL COVERAGE (-6dB) Omnidirectional SENSITIVITY (@1w\/1m) 103 dB SPL POWER RATING (AES) 2450W NOMINAL IMPEDANCE 4 ohm MAXIMUM SPL 136 dB \/ 142 dB SPL peak DRIVERS 2×18″ (100mm voice coil) subwoofer Physical Data Parameter […]<\/p>\n","protected":false},"author":1,"featured_media":395,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5,10],"tags":[],"class_list":["post-394","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pro_audio","category-pin"],"jetpack_featured_media_url":"https:\/\/zsoundpro.com\/wp-content\/uploads\/2026\/02\/S218BIII-\u4e3b\u56fe.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/posts\/394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/comments?post=394"}],"version-history":[{"count":1,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/posts\/394\/revisions"}],"predecessor-version":[{"id":396,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/posts\/394\/revisions\/396"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/media\/395"}],"wp:attachment":[{"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/media?parent=394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/categories?post=394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zsoundpro.com\/fr\/wp-json\/wp\/v2\/tags?post=394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}