DUAL DRIVERS - QT5 In-Ear Headphones include a balanced armature and a dynamic drivers.Not only have unique design,but also deliver superior hifi sound quality and deep bass,high treble is clear and delicate,bring you a shock auditory sense. PATENTED DESIGN & ERGONOMIC FIT - Application for Europe and USA patent.Naturally fit the ear canal, it's comfortable to wear and not easy to fall off. Comfortable wear comes from excellent ergonomic design. METAL HOUSING - Heavy metal housing design, a strong sense of metal Visually,exceptional noise Isolating design and the silicone earbuds allow you to fully immerse into your music. COMPATIBLE MODEL - The cable use 3.5MM 0.78mm 2 pin Detachable Hifi Audio Cable.Suitable for most smartphones. CONTENTS - 1 x QT5 Dual Driver In-Ear Headphones,3 x Silicone Ear Tips(3 Pairs),1 x 3.5MM 0.78mm 2 pin Detachable Cable,1 x User Manual.Finally,you will get 12 months warranty and friendly customer service from the date of purchase if you orde