As the third generation of the TECNO Buds family, Buds 3 has been fully optimized in bass and battery life performance. It can not only deliver extremely deep, refined, natural-sounding bass and let you actually feel the music in the vibrant definition but as well can provide you up to 35 hours of long-lasting battery life, allowing you to immerse yourself in uninterrupted musical enjoyment without worrying about power consumption. We offer delivery service.