Color Black Brand KEENION Model KDM-601 Quantity 1 Piece Material ABS + Sponge Shade Of Color Black Interface 3.5mm Wireless or Wired Wired Powered By Others Headphone Frequency Response 20-20000Hz Impedance 40 ohm Microphone Frequency Response 75-16000Hz Sensitivity -52+/-3dB Sound Card Yes Other Features Drive unit: 40mm; Frequency range: 20-20.000Hz; Impedance: 40ohm; Sensitivity: 116dB; Jack:3.5mm; Microphones: Sensitivity: -52+/-3dB; Output impendance: 2kohm; Frequency Range:75-16000Hz; Fashionable design comfortable to wear. Packing List 1 x Headphone (Cable-210cm)