Boost In-Ear Headphones Updated Model⚡ This headphone combines classic and stylish design with unsurpassed sound quality and is the perfect companion for all your favorite devices. It creates a better soundproofing effect that not only provides high-quality sound, but also minimizes external sound interference and enhances the listening experience. Multi-functional key placement - Control the volume with [ ] [-] volume button. Next track: press twice click of middle button. - Previous track: press three times click of middle button. - Play/Stop the music: press once of middle button. - Answer/Hang up the call: press once of middle button. Full Compatibility - Samsung S7 S6 edge S5 I9600 S4 I9500 S3 I9300 Note 5 4 3 III 2 II edge S5 I9600 S4 I9500 S3 I9300 Note 5 4 3 III 2 II. All Other iOS Models with 3.5 Jack. Description: 100% Brand new and high quality with volume control function. Standard 3.5mm audio jack.