Sony MDR-EX150IP In-Ear Earphones: Green with Remote and Mic for iPhoneiPodiPad

Type: Closed dynamic Driver unit: 9mm dome type (CCAW) Sensitivity: 103dB/mW Magnet: Neodymium Frequency response: 5-24,000Hz Impedance: 16Ω Input power: 100mW (IEC) Cord length: 1.2m Litz wire Cord type: Y-type Input plug: 4-pole gold-plated L-type stereo mini plug