Wireless Headphones, Boltune Wireless Earbuds, Immersive Bass Sound Bluetooth Headphones in Ear, IPX8 Waterproof Wireless Earphones Touch Control, 36 Hrs with USB-C Charging for Running/Fitness by Boltune

True Wireless & Synchronizes: Boltune wireless earbuds adopts with the most advanced Bluetooth 5.0 technology, as stable as wired, which not only enhances the connection stability of binaural calls, but also reduces the signal transmission delay, effectively reduces the "time difference" between audio and video, the truly synchronizes. The range is up to 50ft away. Single/Twin Mode: Not only can you use either wireless earbuds at a time for calls or music to let ambient sounds in, but also you can use two bluetooth earbuds to achieve stereo sound quality. Each headset can work independently, you can switch single/twin model as you like. The wireless earbuds will automatically connect to your phone immediately when open the charging case after connecting for the first time. Enhanced Hi-Fi Stereo Sound Quality: Combines graphene diaphragms with high fidelity dynamic drivers, the bluetooth earbuds provides you with the most realistic, clear sound, and powerful bass performance, making you feel as if you were at an idol concert site. Combined its CVC 8. 0 noise reduction functionality, you’ll experience a whole new world of crystal-clear phone calls. Comfort Fit & Easy Touch Controls: Special ergonomic design and only 0.2 Oz make the wireless earbuds sit comfortably and stable in your ears. Simply tap on the earbuds to skip songs adjust volume, play/pause music, answer/hang up phone calls, activate voice assistant – all without taking out your phone. USB-C Quick Charge: No need to worry about forgetting to charge, USB-C fast charging technology allows you to quickly charge and start using the wireless headphones in a short time. The transfer speed is up to 10 gbps and Type C offers a more stable and safer way to charge. This design also increases Bluetooth earbuds’ battery life dramatically. IPX8 Waterproof: Constructed with a nano-coating, professionally protects the internal structure of earbuds from the erosion of water and sweat, effectively extending the service life. The ideal wireless earbuds for GYM, running, and exercise.