Geeko Innovate Hook On Ear Dynamic Stereo Earphones – Impedance: 32 Ohms @1KHz , Frequency Response: 20-20,000Hz , Maximum Power Input: 0.05w , Sensitivity: 105dB/mW , Jack: 3.5mm , Length of Cable: 1.2m – Ceam , Retail Box , 1 year Limited Warranty