Bluetooth V5.0 Technology 5.0 version wireless earbuds offer you an unparalleled audio experience with faster transmission speed, stronger connection stability, and longer range of bluetooth.You will experience a clearer and smoother music playback and conversations than ever with no more worries about signal loss or music dropouts.Lightweight and Comfortabl Unlike ordinary bluetooth headphones, sport bluetooth earbud are designed with soft, Superlight, flexible and secure fit earhooks aimed at fully fitting your ears without falling out even for intense workouts & wont pain to listen to ears for a long . Ideal for sports, running, hiking, jogging, travel, home office etc.HiFi Stereo Sound and CVC Noise Cancelling Bluetooth earbuds adopt with DSR lossless HD rendering technology ,making the bass punchier and midrange full and textured, treble crystal crisp. Also combined CVC noise reduction design and microphone can filter out outside noise, allowing you to fully enjoy crystal clear calls.25Hours Playtime and One Step Pairing Wireless earbuds with earhooks built-in long powerful battery, the wireless earbuds can last for 5 Hours music time on a single full charge. The charging case can charge the twin sports earphones 5 times, So the earphones with the portable charging case will get about 25 hrs playing music in dual-mode. Just take the bluetooth headphone out of the charging box, open your bluetooth, connect with "Z9".Smart Touch Control Wireless earbuds with earhooks With the high-tech touch screen, you can answer calls,hang up, play/pause music, adjust volume, switch songs and activate siri with just a touch of your sports headphones. You can easily control it without operating the phone. Ideal for cycling, running, fitness, skiing, travelling, hiking, water sports, etc.