Wireless Headphones Sport, Bluetooth Earbuds with Mic Sweatproof Super Bass and Noise Cancelling Magnetic Earphones with Removable Ear Hook Cancellation for Cell Phones Workout Running (9H Playtime) Features & details 【Super Bass Sound&In-line Mic & Volume Control】: Metal speaker with CVC6.0 noise reduction function, Built-in HD Microphone, ensuring stereo bass music sound and strong call signal, the Bluetooth range covers up to 33 feet! Very light centre button control, all actions can be easily done with the buttons on the right side. 【9 Hours Playtime】: This bluetooth headphones gives you up to 9 hours talk time/audio play time(with 60% volume), and 300 hours standby time after 1-2 hours per charge, and you can fully enjoy your time. 【Removable Ear Hook& Built-in Magnetic Design】: ergonomic design fit the ears well, with In-Ear soft hook not easy to drop. 3 different sizes of earbuds and ear hooks, meet your various needs. Magnets earbuds, let you attach the two headphones together and you can wear this headset around your neck.