Earphone - Sibyl 3.5mm Earbud Earphone Headset For Mobile Phone iPhone MP3 MP4 Tablet PC Laptop Blue The flat style of wiring helps prevent messy tangles, as well as the bowtie adjustor included to change the space between the earbuds. The case, included, takes the stylish yet compact shape of a Macaroon. Dimensions: 4' long cables, case 2.5" diameter Comfortable soft ear gels help isolate your ears and block out external noise while listening to music Function: Noise Cancelling and Microphone