Soundcore by Anker A1 Sports Wireless Bluetooth Headphones, Wireless In-Ear Earphones with Personalized Sound, 35 Hours Playtime, USB-C Fast Charging, IPX7 Waterproof (Refurbished)

【Cleverly Tuned Sound】Life A1 wireless earbuds have oversized 8mm drivers with triple-layer composite diaphragms to produce powerful sound with 40% more bass, 100% treble and clear mids
3 CUSTOMIZED SOUND MODES: Signature mode produces balanced sound that is perfect for all genres of music. Upgrade to Bass Booster to step up bass songs for workouts or choose podcasts to enhance mids for podcasts and audiobooks
35 HOURS PLAYTIME - Life A1 wireless earbuds provide 9 hours of playback from a single charge and 3 extra charges from the compact charging case. A 10-minute fast charge gives you 1.5 hours of listening when you're in a hurry
2 Ways to Charge Use the included Anker USB-C cable to charge the case quickly or simply place it on a wireless charging pad for convenient charging.
IPX7 Waterproof - Life A1 wireless earbuds are waterproof to protect them while working in sweat or getting caught in the rain