Featuresr ergonomic earhooks design securely keep the earphone stay in place on the move and provide long lasting wearing comfortr pendant design innovational designed in line control can be acted as an exquisite pendant stylish and easy to controlr two glow mode the earphone cable is illuminated by highlight optical fiber to conduct light that pulsates to beats or keeps onr high quality sound premiun british csr8635 chip deliver rich sound details for high quality audio experiences