{"product_id":"monster-open-ear-ac336-headphones-open-ear-sport-earbuds","title":"Monster Open Ear AC336 Headphones - Open-Ear Sport Earbuds","description":"\u003cp\u003eIn this review the Monster Open Ear AC336 Headphones stand out as a clear choice for active listeners who want situational awareness without sacrificing sound. These open-ear earbuds trade an in-ear seal for comfort and safety, delivering surprisingly full audio through dedicated digital processing and 13mm drivers with apt-X HD decoding. The single biggest reason to buy is the combination of long battery life and an open fit that stays comfortable during runs or long workouts while still reproducing detailed stereo sound.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen-Ear Design:\u003c\/strong\u003e Lets users hear ambient sound for safer outdoor workouts while providing a comfortable, non-intrusive fit for long sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure Monster Sound:\u003c\/strong\u003e A dedicated digital audio processor and 13mm drivers provide richer, more detailed stereo sound than typical open-ear buds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 6.0:\u003c\/strong\u003e Modern wireless connectivity offers stable pairing and low latency up to about 33 ft, plus smart auto power-on and pairing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Playtime:\u003c\/strong\u003e Up to 7 hours per charge and 21 hours total with the compact charging case, with USB-C fast charge giving about 1 hour play from a 10-minute charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIPX6 Water Resistant:\u003c\/strong\u003e Sweat-proof and water-resistant construction that stands up to intense workouts and outdoor use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable Fit:\u003c\/strong\u003e Lightweight, shape-memory hardshell material helps maintain a secure, pain-free fit through varied activities.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe AC336 is ideal for runners, cyclists, and gym-goers who need to stay aware of their environment and prefer not to block the ear canal. Listeners who value battery life and quick top-ups will appreciate the 21H combined runtime and USB-C fast charge.\u003c\/p\u003e\u003cp\u003eThese earbuds are less suitable for users who want complete passive noise isolation or active noise cancellation, or those who expect deep in-ear bass from sealed tips. If you require full noise blocking for commuting or focused listening in loud spaces, a sealed in-ear or over-ear model would be a better choice.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComfortable, lightweight open-ear fit for long wear without ear canal pressure.\u003c\/li\u003e\n\u003cli\u003eDetailed, high-fidelity sound from 13mm drivers and apt-X HD decoding.\u003c\/li\u003e\n\u003cli\u003eLong battery life with quick USB-C charging and convenient case offering 21 hours total.\u003c\/li\u003e\n\u003cli\u003eDurable, sweat-resistant IPX6 build suited to outdoor exercise.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOpen-ear design limits passive noise isolation so they do not replace noise-cancelling earbuds.\u003c\/li\u003e\n\u003cli\u003eFit and ear support are mixed for some users; they may not sit as securely for everyone.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver\u003c\/td\u003e\n\u003ctd\u003e13mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCodec\u003c\/td\u003e\n\u003ctd\u003eQualcomm apt-X HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eBluetooth 6.0, up to 33 ft range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Life\u003c\/td\u003e\n\u003ctd\u003e7H per charge; 21H total with charging case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging\u003c\/td\u003e\n\u003ctd\u003eUSB-C fast charge (10 min = ~1H playback)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Resistance\u003c\/td\u003e\n\u003ctd\u003eIPX6 sweat and water resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Monster Open Ear AC336 Headphones are a strong pick for active users who need situational awareness and comfortable all-day wear without giving up balanced, detailed sound. With solid battery life, fast charging, and a durable IPX6 build, they offer good value for runners and fitness enthusiasts; those who need noise isolation should look elsewhere.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDo these earbuds block outside noise?\u003c\/strong\u003e\u003cbr\u003eThey use an open-ear design so they do not provide passive noise isolation or active noise cancellation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003cbr\u003eExpect about 7 hours on a single charge and roughly 21 hours total using the charging case, with fast USB-C top-ups.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre they sweatproof for workouts?\u003c\/strong\u003e\u003cbr\u003eYes, the AC336 carry an IPX6 rating suitable for sweat and rainy conditions during exercise.\u003c\/p\u003e","brand":"Monster","offers":[{"title":"Default Title","offer_id":48675821093083,"sku":"B0DW91LHZS","price":77.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71uCaIw_QXL._AC_SL1500_99d90a2c-aad4-406e-be05-9e6f43188e3e.jpg?v=1778715478","url":"https:\/\/gearmusthave.com\/products\/monster-open-ear-ac336-headphones-open-ear-sport-earbuds","provider":"GearMustHave","version":"1.0","type":"link"}