The RAVPower TT-BH115 delivers rich, clear 3D HIFI audio thanks to dual 10mm composite diaphragm speakers, making music and calls sound their best. Bluetooth 5.3 technology ensures fast, stable connectivity with minimal interference, while the innovative magnetic neckband design keeps the earbuds secure and easy to store when not in use — snap them together around your neck between listens. Rated IPX5 waterproof, it's built to handle sweat and light rain, making it a reliable companion for workouts, exercise, and sports. A 250mAh battery delivers up to 400 hours of standby time, so it's ready whenever you need it.