• Speaker Unit: 50mm with Neodymium Magnet • Frequency Response: 20 Hz - 20 KHz • Sensitivity: 105dB • Impedance: 16 ohm • Frequency Response: 100 Hz-10 KHz • Sensitivity : - 45 dB • 2 m Durable Cable • USB Plug • 1-Year Manufacturer Warranty • All shipping fees shall be shouldered by the buyer. • Kindly send us a message on how to claim the warranty.