My mobile is lenovo k6 power which is dolby sound technology and fabulous speaker and boat heads 600 is very good headphone my favourite headphone best bass headphone vey decent desinge tangle free cable great quality mike which is very clear sound provide when I calling someone and on off switch is great working properly tangle free headphone it is easy to carry in pocket it is not tangle in my pocket eqr beads also very good in this very good quality rubber and aluminium gold colour 3.5 mm jeck is very good looking thanks boat