{"product_id":"wireless-earbuds-sport-bluetooth-5-4-headphones-2026-new","title":"Wireless Earbuds, Sport Bluetooth 5.4 Headphones 2026 New","description":"\u003cp\u003e\u003cstrong\u003eRulefiss Wireless Earbuds are sport-focused Bluetooth 5.4 earphones with earhooks, ENC quad mics, up to 75 hours total playtime, and IPX7 sweat resistance for training and daily use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese 2026-model Rulefiss Bluetooth earbuds pair fast, deliver enhanced bass and clear calls, and are built to stay put during intense workouts. Designed around a 14.2mm triple-layer driver and advanced noise reduction, they combine long battery life, quick USB-C charging, and tactile touch controls in a compact, sweatproof package for Android and iOS devices.\u003c\/p\u003e\n\n\u003ch3\u003eHow reliable is the wireless connection?\u003c\/h3\u003e\n\u003cp\u003eRulefiss uses Bluetooth 5.4 for a stable, low-latency link and automatic one-step pairing to previously connected devices. You can expect consistent audio up to approximately 33 feet with fewer dropouts than older Bluetooth versions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBluetooth 5.4 for stronger signal and reduced interference\u003c\/li\u003e\n  \u003cli\u003eAutomatic reconnection when earbuds are removed from the case\u003c\/li\u003e\n  \u003cli\u003eApproximately 33 ft (10 m) typical wireless range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does the sound and call quality actually offer?\u003c\/h3\u003e\n\u003cp\u003eThe earbuds use 14.2mm triple-layer diaphragm drivers engineered for pronounced low-end response and clear mids and highs. Four ENC (environmental noise cancellation) microphones improve voice clarity and cut background noise during calls without altering natural vocal tone.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge triple-layer drivers for deeper bass and balanced mids\u003c\/li\u003e\n  \u003cli\u003eFour HD microphones with ENC to reduce ambient noise\u003c\/li\u003e\n  \u003cli\u003eOptimized sound guide architecture for clearer separation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will the battery last and how fast does it charge?\u003c\/h3\u003e\n\u003cp\u003eA single earbud charge delivers up to 15 hours of playback, and the compact charging case provides an additional three full recharges for about 75 hours total. Rapid charging via USB-C gives roughly 2 hours of playback from a 10-minute top-up when you’re short on time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 15 hours per single charge\u003c\/li\u003e\n  \u003cli\u003e75 hours total using the portable charging case\u003c\/li\u003e\n  \u003cli\u003e10-minute fast charge yields about 2 hours playback\u003c\/li\u003e\n  \u003cli\u003eDual LED display shows both case and earbud power levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill they stay comfortable and secure during activity?\u003c\/h3\u003e\n\u003cp\u003eErgonomically shaped earbuds combine with three sizes of silicone tips and flexible earhooks to create a secure fit that resists slipping during runs or gym sessions. An IPX7-rated shell protects against sweat and splashes, so you can train in challenging conditions without worry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThree ear tip sizes (S\/M\/L) for a custom seal and noise isolation\u003c\/li\u003e\n  \u003cli\u003eFlexible earhooks for added stability during movement\u003c\/li\u003e\n  \u003cli\u003eIPX7 waterproofing for sweat and light exposure protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Rulefiss Wireless Earbuds suit active listeners who prioritize secure fit, extended battery life, and clear hands-free calls. They’re a fit for runners, gym-goers, commuters, and anyone who wants a durable, feature-rich Bluetooth earphone set that works across Android, iOS, laptops, and other Bluetooth-enabled devices without fuss.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these earbuds compatible with both Android and iPhone?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Rulefiss earbuds use standard Bluetooth and work with Android, iOS, laptops, TVs, and most Bluetooth-enabled devices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does a quick charge last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A 10-minute fast charge provides about 2 hours of playback, useful for short outings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Rulefiss","offers":[{"title":"Default Title","offer_id":48424195424413,"sku":"B0FXDXW2SW","price":56.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/rulefiss-front-packaging_2eb63ac5-c97c-4bb2-b34c-b99e3566f451.jpg?v=1781366150","url":"https:\/\/nexoltic.com\/products\/wireless-earbuds-sport-bluetooth-5-4-headphones-2026-new","provider":"Nexoltic","version":"1.0","type":"link"}