Features: - Ultra slim housing (9.9mm) - Powerful sound with 30mm driver unit - Secure and comfortable fit with ergonomic design ear hook - Delux, high gloss finish - Frequency response 20Hz-20kHz - Please note product may vary from the picture Specification - Drive Unit (diam. in mm): 30 - Impedance (ohm/1kHz): 24 - Sensitivity (dB/mW): 102 - Max. Input (mW): 1000 - Frequency Response (Hz-kHz): 14-24 - Cord Length (ft./m): 3.6/1.1 - Plug Type: Nickel - XBS: Yes - Clip-on Design: Yes (for all kinds of hair styles) - Comfort-fit Hinge: Yes - Magnet Type: Ferrite