Behind-the-neck, in-ear headphones keep pace with your active lifestyle and enhance it with quality audioBluetooth 4.2 design pairs with compatible devices for a range of 10 to 20 metres, giving you easy wireless access to your digital libraryExperience clear, well-balanced sound powered by 6mm driversIn-line volume control and a built-in microphone let you conveniently handle phone calls hands-freeEnjoy 8 hours of talk time and 400 hours of standby on a single charge then repower your battery in just 2 hoursRated IPX4 water and sweat resistant so you won't have to worry about giving it your all during workouts or getting caught in bad weather