Connector Type:Headphones ( mini-phone stereo 3.5 mm ), Impedance:16 Ohm, Frequency Response:10 - 24000 Hz, Sensitivity:97 dB/mW, Diaphragm:9 mm, Magnet Material:Neodymium, Sound Output Mode:Stereo, Connectivity Technology:Wired, Headphones Form Factor:In-ear, Headphones Ear Pads:Included, Cables Included:Headphones cable - integrated - 1.1 m, Included Accessories:3 pairs of ear tips (small, medium, large)