{"product_id":"usb-large-audio-subwoofer-bluetooth-speaker-outdoor-portable-high-volume-home-desktop-mini-speaker","title":"USB Large Audio Subwoofer Bluetooth Speaker Outdoor Portable High Volume","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the SH-309 USB Large Audio Subwoofer Bluetooth Speaker—a compact, portable powerhouse built for outdoor adventures, car trips, and home use. With a built-in subwoofer, IPX7 waterproofing, and Bluetooth 5.3, this little speaker punches far above its size, delivering rich bass and clear highs wherever you go.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel: SH-309\u003c\/li\u003e\n\u003cli\u003eBrand: other\u003c\/li\u003e\n\u003cli\u003eApplicable scenarios: Mobile and portable\u003c\/li\u003e\n\u003cli\u003eConnection method: Bluetooth\u003c\/li\u003e\n\u003cli\u003eBluetooth version: 5.3\u003c\/li\u003e\n\u003cli\u003eFrequency response: 100 Hz – 20 kHz\u003c\/li\u003e\n\u003cli\u003eSignal to noise ratio: ≥ 70 dB\u003c\/li\u003e\n\u003cli\u003eEffective distance: 10 m\u003c\/li\u003e\n\u003cli\u003eBox material: ABS\u003c\/li\u003e\n\u003cli\u003eAppearance size: 86 × 86 × 90 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 255 g\u003c\/li\u003e\n\u003cli\u003eColor options: Rose Red, Starry Black, Slate Gray, Sky Blue\u003c\/li\u003e\n\u003cli\u003eWaterproof grade: IPX7\u003c\/li\u003e\n\u003cli\u003ePower supply mode: USB\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery capacity: 500–800 mAh\u003c\/li\u003e\n\u003cli\u003eRated power: 1 W\u003c\/li\u003e\n\u003cli\u003eOrigin: China\u003c\/li\u003e\n\u003cli\u003eAfter sales service: Store three guarantees\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy this speaker stands out\u003c\/h2\u003e\n\u003cp\u003eDespite its compact footprint, the SH-309 is engineered to deliver a surprisingly fuller sound thanks to its integrated subwoofer. The 100 Hz to 20 kHz frequency range ensures you hear punchy bass and sparkling highs, making it ideal for crowds or personal listening sessions alike. Bluetooth 5.3 provides stable connections with quick pairing and efficient power use, so you can enjoy longer playback between charges. The IPX7 rating means you don’t have to dial back your plans—rain, splashes, or a splash of sweat won’t stop the music.\u003c\/p\u003e\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOutdoor activities: picnics, park gatherings, camping, beach days\u003c\/li\u003e\n\u003cli\u003eTravel and commuting: car rides, camping trips, or hikes\u003c\/li\u003e\n\u003cli\u003eHome use: desks, small apartments, or dorm rooms where space is at a premium\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cimg class=\"desc-img-loaded\" src=\"https:\/\/cbu01.alicdn.com\/img\/ibank\/O1CN01TFEJws1Gm9vxeD7UZ_!!1745420664-0-cib.jpg\" usemap=\"#_sdmap_0\"\u003e    \u003cbr\u003e\n\u003ctable border=\"0\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eother\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable scenarios\u003c\/td\u003e\n\u003ctd\u003eMobile and portable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime on the market\u003c\/td\u003e\n\u003ctd\u003e1970-01-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection method\u003c\/td\u003e\n\u003ctd\u003eBluetooth connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response range\u003c\/td\u003e\n\u003ctd\u003e100HZ-20KHZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal to noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥70db\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of speakers\u003c\/td\u003e\n\u003ctd\u003eOther\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective distance\u003c\/td\u003e\n\u003ctd\u003e10M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBox material\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance size\u003c\/td\u003e\n\u003ctd\u003e86*86*90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAfter sales service\u003c\/td\u003e\n\u003ctd\u003eStore three guarantees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eItem number\u003c\/td\u003e\n\u003ctd\u003eSH-309\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRose red\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eStarry black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eSlate gray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eSky blue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhether to export\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply mode\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain sales area\u003c\/td\u003e\n\u003ctd\u003eOther\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhether to exclusively supply goods for cross-border export\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIs it a patented source of goods?\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof grade\u003c\/td\u003e\n\u003ctd\u003eIPX 7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth version\u003c\/td\u003e\n\u003ctd\u003e5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in battery capacity\u003c\/td\u003e\n\u003ctd\u003e500mah-800mah (inclusive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated power\u003c\/td\u003e\n\u003ctd\u003e1W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct net weight\u003c\/td\u003e\n\u003ctd\u003e255g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated voltage\u003c\/td\u003e\n\u003ctd\u003eOther\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional features\u003c\/td\u003e\n\u003ctd\u003eWaterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSh309 small steel cannon\u003c\/td\u003e\n\u003ctd\u003eSubwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoes it have a built-in battery?\u003c\/td\u003e\n\u003ctd\u003eBuilt-in battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Tech-Home Store","offers":[{"title":"Rose red","offer_id":50886524108836,"sku":"2043397132729322048-Rose red","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Starry black","offer_id":50886524141604,"sku":"2043397132729322048-Starry black","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Slate gray","offer_id":50886524174372,"sku":"2043397132729322048-Slate gray","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Sky blue","offer_id":50886524207140,"sku":"2043397132729322048-Sky blue","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/0181\/8148\/files\/O1CN01ABRSdy1QaqOtXLoJt__2218679001993-0-cib.png?v=1781315902","url":"https:\/\/tech-homestore.com\/products\/usb-large-audio-subwoofer-bluetooth-speaker-outdoor-portable-high-volume-home-desktop-mini-speaker","provider":"Tech-Home Store","version":"1.0","type":"link"}