{"product_id":"back-bay-audio-sweatproof-wireless-earbuds-130h-battery","title":"Back Bay Audio Sweatproof Wireless Earbuds 130H Battery","description":"\u003cp\u003e\u003cstrong\u003eBack Bay Audio Duet 50 Pro are sweatproof true wireless earbuds with an ultra-long 130-hour combined battery, dual mics for clear calls, and a compact charging case that can also top up your phone.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned in Back Bay Audio’s Boston studio, the Duet 50 Pro blends marathon battery life, weather-resistant construction, and tuned sound for everyday listening and active use. These TWS earbuds pair with iPhone and Android devices, offer hands-free calling through dual microphones, and include a mini charging case that extends playtime and can act as an emergency power bank for a phone.\u003c\/p\u003e\n\n\u003ch3\u003eHow long will the battery last during daily use?\u003c\/h3\u003e\n\u003cp\u003eThe Duet 50 Pro delivers up to 8 hours per earbud on a single listen and a total of 130 hours when you include the compact charging case. That makes them a strong choice for long trips, multi-day commutes, or extended workouts without frequent recharging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8 hours per earbud on a single charge\u003c\/li\u003e\n  \u003cli\u003e122 additional hours from the charging case\u003c\/li\u003e\n  \u003cli\u003eUSB-C case recharge restores full 130-hour capacity\u003c\/li\u003e\n  \u003cli\u003eQuick top-ups let you extend listening time between uses\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDo these earbuds work well for phone calls and voice assistants?\u003c\/h3\u003e\n\u003cp\u003eYes — each earbud has dual microphones to improve voice pickup and reduce background noise for clearer conversations. You can answer calls, control playback, and access voice assistants on both iOS and Android devices with simple touch controls.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDual-mic array on each earbud for reliable voice capture\u003c\/li\u003e\n  \u003cli\u003eTouch controls for call handling and media navigation\u003c\/li\u003e\n  \u003cli\u003eCompatible with Siri, Google Assistant, and common voice services\u003c\/li\u003e\n  \u003cli\u003eStable Bluetooth connection for fewer dropped calls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre the Duet 50 Pro suitable for exercise or wet weather?\u003c\/h3\u003e\n\u003cp\u003eThe Duet 50 Pro feature a sweatproof nano-coating rated IPX5, so they stand up to heavy perspiration, rain, or snow during runs and workouts. They are not intended for swimming or full water immersion, but they handle common outdoor conditions and intense gym sessions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIPX5 nano-coating resists sweat and light rain\u003c\/li\u003e\n  \u003cli\u003eSecure, ergonomic fit for running and training\u003c\/li\u003e\n  \u003cli\u003eDurable finish designed for active lifestyles\u003c\/li\u003e\n  \u003cli\u003eNot rated for submersion or swimming\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kind of sound profile and extra features can I expect?\u003c\/h3\u003e\n\u003cp\u003eBack Bay Audio tuned these earbuds for a balanced, lively presentation with pronounced bass, clear midrange, and crisp highs inspired by classic American hi-fi. The charging case doubles as a small power source for smartphones, giving extra utility when you need an emergency top-up.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSignature Back Bay Audio tuning: warm lows, natural mids, detailed highs\u003c\/li\u003e\n  \u003cli\u003eMini charging case provides portable power to recharge your phone\u003c\/li\u003e\n  \u003cli\u003eCompact, pocketable design for daily carry\u003c\/li\u003e\n  \u003cli\u003eUniversal compatibility with iPhone and Android devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Duet 50 Pro is built for people who want all-day wireless listening without constant recharging: commuters, frequent travelers, runners, and anyone who values long battery life in a sweat-ready design. If you need dependable call performance, a rich sound signature tuned by an audio-focused brand, and the convenience of a charging case that can also charge your phone, these earbuds are a strong fit.\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: How do I charge the Duet 50 Pro and the case?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the included USB-C cable to recharge the case; earbuds recharge inside the case. A single case charge restores full 130-hour total battery life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these safe to wear in rain or during workouts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the Duet 50 Pro are IPX5 sweatproof for rain and intense workouts, but they are not suitable for swimming or submersion.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Back Bay Audio","offers":[{"title":"Default Title","offer_id":48413452730525,"sku":"B085VL4FLB","price":70.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/back-bay-audio-duet-50-pro-front-packaging.jpg?v=1781266692","url":"https:\/\/nexoltic.com\/products\/back-bay-audio-sweatproof-wireless-earbuds-130h-battery","provider":"Nexoltic","version":"1.0","type":"link"}