BLACK In-Ear Retractable Mono Headset Wired Single Earbud Earphone with Microphone for iPhone 6, 6 Plus, iPhone 5S, 5C, 5, 5G, 4S 4 4G (AT&T, T-Mobile, Alltel, Boost, Virgin Mobile, Sprint, Verizon, Net10, Straight Talk, Cricket, US Cellular, Unlocked) Premium sound and voice quality. Allows user to talk and listen to music hands free. In-Ear design. Retractable cable is compact and can be stored on. Excellent Bass Response. Tangle free design. In-line microphone in ABS housing. Adopted a highly conductive gold plated 3.5mm plug. Works on any device that have a 3.5mm port. This is a MONO headset with ONE Earbud only. NOTE: Please pull the retractable cords on both sides simultaneously for a better retraction. Comes with extra ear gels. Might come in Bulk packaging.