Feature: 1.Metal design looks beauty and elegance. Magnet design can prevent wire to tie knot and more convenient for you. 2. Langsdom I8 is a good partner for both music and smartphone. You can enjoy the excellent sound with high-performance speaker and heavy bass by langsdom I8 earphone. 3. It has humanized wired control. Available for answer phone calls/ hang up/ cut/ pause music/ volume control. Enjoy handsfree 4. Compatibility with smartphone: For iphone sumsang htc meizu xiaomi huawei etc. and others video equipment: mp3 mp4 gaming player computer pc etc. Package list: 1* Earphone 2* Silicon case (One pair big, another pair samll) Pls note if you want rose gold color.