Wicked Audio MissFit WI-3151 Ear-Hugger Electric Blue/Onyx + Travel Bag Phone Mic Earhugger Sport Hook with Enhanced Bass Driver: 10mm, Senseitivity: 102 dB Collored Petit Cusions, Noise Isolation 4tf/1.2m Cord, Gold Plated Plug with travel Bag Refquency: 20, 20000, Impedance: 16 Ohms