Sony Green with Remote and Microphone MDR-EX150AP Earphones In-Ear,

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