Craig Electronics CHP4831-PK Bling Ear Buds with Microphone， Black with Pink Rhinestones<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Driver Unit - 10mm Diameter Magnet </span></li><li><span class="a-list-item"> Impedance 16 Ohms </span></li><li><span class="a-list-item"> Frequency Response - 20-20，000 Hz </span></li><li><span class="a-list-item"> Sensitivity: 102dB +/- 3 dB </span></li><li><span class="a-list-item"> 3.5mm Nickel Plated Plug </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Hrcqyo5gL.jpg" noproxy>