Over-the-Head 3.5mm Hands-Free Mono Headset Wired Headphone with Boom Microphone for iPhone 6 / 6 Plus, 5S, 5C, 5, 5G - iPhone 4S 4 3GS 3G (AT&T, T-Mobile, Alltel, Boost, Virgin Mobile, Sprint, Verizon, Net10, Straight Talk, Cricket, US Cellular) FONUS(TM) Brand Over the head style Wired Mono Headset with Microphone. Fits either ear comfortably. Clear communication on both ends. Comfortable bugle for long time wearing, 3.5 mm Mono Headphone with Microphone Boom, On/Off button and clip. Adjustable fillet for different head sizes. High sensitivity on microphone and driver for clear communication. The adjustable headband offers a secure fit without sacrificing comfort. Comes in Retail Package.