{"product_id":"klh-ksub-10-10-120w-powered-subwoofer-black-home-theater-bass-speaker","title":"KLH KSUB-10 10\" 120W Powered Subwoofer Black Home Theater Bass Speaker","description":"\u003cp\u003e\u003cspan\u003eAdd strong low-frequency impact to a stereo or home theater system with the \u003cstrong\u003eKLH KSUB-10\u003c\/strong\u003e powered subwoofer. It features a 10-inch woofer driven by a built-in 120-watt amplifier, along with adjustable gain, crossover, phase control, and multiple connection options for easy integration with vintage or modern receivers. RCA and speaker-level connections make it especially flexible for systems with or without a dedicated subwoofer output. Fully tested, refurbished, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSPENCERTIFIED\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for reliable everyday use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cb\u003eCONDITION\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eSPENCERTIFIED\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e- Fully certified by Spencer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eRefurbished and\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eSPENCERTIFIED\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e100% tested and functional. Controls and switches cleaned with WD-40 Specialist Electrical Contact Cleaner. Internal connections inspected, amplifier operation verified, woofer tested for clean output, and input connections checked.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eCosmetic Condition: 9\/10\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFunctional Condition: 10\/10\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eWHAT'S IN THE BOX?\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003eKLH KSUB-10 10\" 120W Powered Subwoofer Black Home Theater Bass Speaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eOther information about the KLH KSUB-10\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Powered subwoofer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDriver Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10\"\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAmplifier Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 120 watts\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFrequency Response:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approx. 30 Hz–180 Hz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEnclosure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ported cabinet\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eConnectivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e RCA line-level and speaker-level\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eControls:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Volume\/Gain, crossover, phase, power\/auto function\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eOUTPUTS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLow Level OUT x1 L\/R (back)\u003c\/li\u003e\n\u003cli\u003eSpeakers x1 L\/R (back)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eINPUTS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003eLow Level IN x1 L\/R (back)\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003eSpeaker x1 L\/R (back)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eDIMENSIONS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cspan\u003eSize: 15.5\" H × 15\" W × 20\" D\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eWeight: 28.5 lbs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eMANUFACTURE PLACE\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMade in China\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SpenCertified","offers":[{"title":"Default Title","offer_id":67801195479284,"sku":null,"price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1683\/2705\/files\/KLH-KSUB-10-10-120W-Powered-Subwoofer-Black-Home-Theater-Bass-Speaker-Speakers.jpg?v=1792011143","url":"https:\/\/spencertified.com\/products\/klh-ksub-10-10-120w-powered-subwoofer-black-home-theater-bass-speaker","provider":"SpenCertified","version":"1.0","type":"link"}