{"product_id":"rulefiss-wireless-earbuds-hi-fi-stereo-bass-48hrs-noise-canceling-ip7-waterproof","title":"Wireless Earbuds Sport Bluetooth 5.3 Headphones - 48H Playtime","description":"\u003cp\u003eIn this review the Rulefiss Wireless Earbuds Sport are recommended for active users who want reliable battery life and clear sound without spending a lot. The single biggest reason to buy is the combination of long endurance and sport-focused design: up to 48 hours total playback from the compact charging case plus soft earhooks and IP-X7 waterproofing make these earbuds a practical pick for running, gym sessions and long commutes. Setup is straightforward and calls are consistently clear thanks to dual mics and CVC noise reduction.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D Hi-Fi Stereo Sound:\u003c\/strong\u003e Large 14.2mm drivers with an AAC\/SBC decoder deliver layered instrument detail, resonant bass and clear vocals across 20Hz-20kHz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal Clear Calls:\u003c\/strong\u003e Two built-in microphones plus CVC 8.0 noise reduction preserve about 85% of vocal clarity for reliable phone calls outdoors or on the move.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.3:\u003c\/strong\u003e Improved dual-channel transmission and wide protocol support reduce latency (about 51ms) and keep connections stable with iOS, Android and Windows devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Battery Life:\u003c\/strong\u003e Up to 6-8 hours per earbud on a single charge and an 800mAh case offering up to 48 hours total, with a clear LED percentage display on the case.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSport-Focused Fit:\u003c\/strong\u003e Ultra-light 7g earbuds with flexible 45-degree earhooks and three sizes of silicone tips provide a secure fit for running and workouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Design:\u003c\/strong\u003e IP-X7 waterproofing protects the earbuds from sweat and rain so they survive intense exercise and outdoor use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe Wireless Earbuds Sport suit runners, gym-goers and commuters who prioritize long battery life, a secure fit and dependable Bluetooth performance. The IP-X7 rating and earhook design make them especially useful for sweat-heavy workouts and outdoor use where moisture resistance matters.\u003c\/p\u003e\u003cp\u003eThose who want ultra-premium noise cancelling for airplane travel or studio-grade monitoring should look elsewhere; these earbuds focus on balanced sound and practical features rather than professional studio accuracy or active noise cancelling at high isolation levels.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLong total playtime with a useful 800mAh charging case and clear LED battery reading.\u003c\/li\u003e\n\u003cli\u003eComfortable, secure earhook fit and lightweight 7g earbud weight for exercise.\u003c\/li\u003e\n\u003cli\u003eCrisp call quality using dual mics and CVC 8.0 noise reduction.\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.3 provides stable pairing, low latency and wide device compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot a substitute for high-end active noise cancellation; isolation is good but not studio-grade.\u003c\/li\u003e\n\u003cli\u003eTouch controls are convenient but can require a short learning curve during activity.\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\u003e14.2mm composite diaphragm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio codecs\u003c\/td\u003e\n\u003ctd\u003eAAC \/ SBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.3 (HSP, HFP, A2DP, AVRCP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery life\u003c\/td\u003e\n\u003ctd\u003e6-8 hrs per charge; 48 hrs with 800mAh case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging\u003c\/td\u003e\n\u003ctd\u003eType-C quick charge, case charges in ~1.5 hrs; 10 min quick charge gives ~2 hrs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater resistance\u003c\/td\u003e\n\u003ctd\u003eIP-X7 waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (single earbud)\u003c\/td\u003e\n\u003ctd\u003e~7g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Rulefiss Wireless Earbuds Sport are a strong value for active users who need long battery life, a secure earhook fit and dependable call performance. They balance clear, punchy sound with practical sports features like IP-X7 protection and quick Type-C charging, making them a sensible everyday training companion without the premium price of high-end ANC models.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow long does the case provide extra playback?\u003c\/strong\u003e\u003cbr\u003eThe included 800mAh charging case extends total playback to about 48 hours and shows remaining power via an LED percentage display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these earbuds sweatproof for running?\u003c\/strong\u003e\u003cbr\u003eYes, the IP-X7 rating protects against sweat and rain, and the flexible earhooks help keep them secure during runs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill they work with my phone and laptop?\u003c\/strong\u003e\u003cbr\u003eThey support Bluetooth 5.3 and common profiles (HSP, HFP, A2DP, AVRCP), so they pair easily with iOS, Android and Windows devices.\u003c\/p\u003e","brand":"Rulefiss","offers":[{"title":"Default Title","offer_id":46771815121115,"sku":"B0D4QKFZ3M","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/616ZS0eRF-L._AC_SL1500_78820742-36f8-4856-9d0c-5e02d86f8a1d.jpg?v=1747856179","url":"https:\/\/gearmusthave.com\/products\/rulefiss-wireless-earbuds-hi-fi-stereo-bass-48hrs-noise-canceling-ip7-waterproof","provider":"GearMustHave","version":"1.0","type":"link"}