{"product_id":"earfun-uboom-l-bluetooth-speaker-portable-28w-stereo-sound","title":"EarFun UBOOM L Bluetooth Speaker - Portable 28W Stereo Sound","description":"\u003cp\u003eIn this review of the EarFun UBOOM L, the bottom line is simple: it is for listeners who want surprisingly big, shareable sound from a compact, rugged Bluetooth speaker. The UBOOM L stands out for its combination of DSP tuning and EarFun's JumboBass approach, which delivers clear mids and a pronounced low end that punches above its size. Setup is straightforward and the speaker is built to handle outdoor use, so those who prioritize portable loudness and splash resistance will appreciate what it offers.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSP Algorithms:\u003c\/strong\u003e Advanced Digital Signal Processing reduces noise while preserving detail so music sounds clean at a range of volumes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJumboBass Technology:\u003c\/strong\u003e Proprietary bass enhancement produces deeper, fuller low frequencies so tracks feel larger and more immersive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo 55mm Drivers and Passive Radiators:\u003c\/strong\u003e Dual full-range drivers with external passive radiators deliver 28W of loud stereo sound and palpable bass without obvious distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP67 Waterproof \u0026amp; Dustproof:\u003c\/strong\u003e Fully sealed construction and Sweatshield Technology let the speaker float and be used near water or in dusty environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Stereo Pairing:\u003c\/strong\u003e True Wireless Stereo lets two units pair from a single device for double the volume or a widened stereo image.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndoor \u0026amp; Outdoor Modes:\u003c\/strong\u003e Mode switching adjusts EQ and power behavior so you get fuller bass indoors and louder, longer playback outdoors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe UBOOM L suits people who want a lightweight, portable speaker capable of filling small outdoor gatherings or poolside sessions with robust sound. It is a strong pick for those who value bass presence and clear vocals without carrying a bulky rig.\u003c\/p\u003e\n\u003cp\u003eThose who need Hi-Res accuracy for studio work or who require guaranteed multi-hour battery performance under heavy use may want to compare alternatives; some users report mixed battery life and occasional connectivity quirks in real-world use.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImpressive \u003cstrong\u003e28W stereo output\u003c\/strong\u003e and palpable bass from the JumboBass system for its size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP67 rating\u003c\/strong\u003e and floating capability make it resilient for outdoor and poolside use.\u003c\/li\u003e\n\u003cli\u003eEasy setup with Bluetooth 5.0 and the ability to pair two speakers for expanded sound.\u003c\/li\u003e\n\u003cli\u003eClear, detailed playback thanks to adaptive DSP tuning across volume levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users report inconsistent battery life and occasional connectivity delays, so results can vary by use case.\u003c\/li\u003e\n\u003cli\u003eBuild and long-term reliability received mixed remarks from customers, so longevity is not guaranteed for every unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e28W stereo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrivers\u003c\/td\u003e\n\u003ctd\u003eTwo 55mm full-range drivers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassive Radiators\u003c\/td\u003e\n\u003ctd\u003eDual external passive radiators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater \u0026amp; Dust Rating\u003c\/td\u003e\n\u003ctd\u003eIP67 (waterproof, floats)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModes\u003c\/td\u003e\n\u003ctd\u003eIndoor, Outdoor and Low Latency Video mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe EarFun UBOOM L is a great value for buyers who want loud, bass-forward portable sound in a compact, waterproof package. It excels at outdoor parties and pool use where impactful stereo is important, though buyers who require flawless battery behavior or guaranteed long-term durability should weigh mixed customer reports. Overall, it delivers powerful, enjoyable sound for casual and party listening at a competitive price.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan two UBOOM L speakers be linked for stereo sound?\u003c\/strong\u003e\u003cbr\u003eYes, the speaker supports True Wireless Stereo pairing so two units can be connected to one device for double the volume or a wider stereo image.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the speaker safe to use near water?\u003c\/strong\u003e\u003cbr\u003eYes, the UBOOM L is IP67 rated and floats, making it suitable for poolside use and able to withstand splashes and brief submersion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it support low latency for video?\u003c\/strong\u003e\u003cbr\u003eIt has a video mode that enables super low latency for improved audio-sync during indoor video playback.\u003c\/p\u003e","brand":"EarFun","offers":[{"title":"Default Title","offer_id":46759324156123,"sku":"B0B1PJ5SQ7","price":85.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/710olipTCvL._AC_SL1500_c3a2d6cd-ae56-46c3-b01d-babc275ab4b3.jpg?v=1747850426","url":"https:\/\/gearmusthave.com\/products\/earfun-uboom-l-bluetooth-speaker-portable-28w-stereo-sound","provider":"GearMustHave","version":"1.0","type":"link"}