{"product_id":"jbl-go-4-portable-bluetooth-speaker-ultra-portable-sound","title":"JBL Go 4 Portable Bluetooth Speaker - Compact JBL Pro Sound","description":"\u003cp\u003eIn this review of the JBL Go 4 Portable Bluetooth Speaker, the bottom line is straightforward: this compact speaker is for anyone who wants true portability without sacrificing clear, punchy sound. The Go 4 delivers surprisingly full JBL Pro Sound and usable bass from a pocketable enclosure, and its IP67 waterproof and dustproof rating plus up to 7 hours of playtime make it a sensible daily companion. For commuters, hikers or small gatherings, the Go 4 offers excellent value for a refurbished unit that keeps core performance intact.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-portable JBL Pro Sound:\u003c\/strong\u003e Small size does not mean weak output; the speaker provides loud, clear sound with notably punchier bass for its class.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 7 hours playtime:\u003c\/strong\u003e A single charge covers most daily use, and the Playtime Boost feature can add roughly 2 more hours when you need extra listening time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and dustproof (IP67):\u003c\/strong\u003e The Go 4 survives poolside splashes and dusty outdoor conditions so it can be used reliably at picnics and on trails.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-speaker connection by Auracast:\u003c\/strong\u003e Pair two Go 4 units for true stereo or connect multiple Auracast-enabled speakers for larger soundscapes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePartially recycled materials:\u003c\/strong\u003e The speaker grille and some plastics use post-consumer recycled materials and the packaging is FSC-certified paper printed with soy ink.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Go 4 suits listeners who prioritize portability and durability: commuters who toss a speaker in a bag, hikers who need weather resistance, and anyone who wants simple Bluetooth playback with better-than-expected bass. It is particularly useful for casual outdoor use and small social gatherings where convenience matters more than room-filling volume.\u003c\/p\u003e\n\u003cp\u003eBuyers who need very long continuous playtime, high-volume performance for large parties, or advanced inputs beyond Bluetooth should look at larger models. Audiophiles seeking detailed, neutral sound reproduction may also prefer higher-end speakers.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSurprisingly strong bass and clear JBL Pro Sound from a tiny package.\u003c\/li\u003e\n\u003cli\u003eIP67 waterproof and dustproof rating makes it reliable outdoors.\u003c\/li\u003e\n\u003cli\u003eGood portability and lightweight build that fits in a pocket or clips to a backpack.\u003c\/li\u003e\n\u003cli\u003eAbility to pair units with Auracast for stereo or multi-speaker setups adds flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBattery life is solid for casual use but not exceptional compared with larger portable speakers.\u003c\/li\u003e\n\u003cli\u003eRefurbished condition may show minor cosmetic wear depending on the unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eJBL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eGo 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlaytime\u003c\/td\u003e\n\u003ctd\u003eUp to 7 hours (plus up to 2 hours with Playtime Boost)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater and Dust Rating\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eBluetooth, Auracast multi-speaker pairing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eIncludes post-consumer recycled plastic and fabric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe JBL Go 4 is a smart choice for buyers who want dependable, portable sound with ruggedness and a modest battery life. It represents strong value in a compact package, delivering JBL Pro Sound and useful features like Auracast pairing and IP67 protection, making it ideal for everyday outdoor use and travel.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003cbr\u003eThe Go 4 runs up to about 7 hours on a single charge and tapping Playtime Boost can extend it by roughly 2 hours for extra playback.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the speaker waterproof?\u003c\/strong\u003e\u003cbr\u003eYes, the Go 4 has an IP67 rating, so it is both waterproof and dustproof for use near water or in dusty environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan multiple speakers be connected?\u003c\/strong\u003e\u003cbr\u003eYes, you can pair two Go 4 units for stereo or connect multiple Auracast-enabled speakers wirelessly for larger sound.\u003c\/p\u003e","brand":"JBL","offers":[{"title":"Default Title","offer_id":48240142909659,"sku":"B0DJDRF2ZG","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71NW4z8vKGL._AC_SL1500_cfba6c04-3f23-4ddc-8086-738616ac6889.jpg?v=1771087462","url":"https:\/\/gearmusthave.com\/products\/jbl-go-4-portable-bluetooth-speaker-ultra-portable-sound","provider":"GearMustHave","version":"1.0","type":"link"}