VEP1-37A Gaming Wired Earphone With Microphone Specification Speaker : F10mm Impedance : 32 Sensitivity : 105dB S.P.L 1 kHz Frequency : 20-20000Hz Rated Power 30mW Plug Type: 3.5mm Stereo Plug Length :120mm 1 Year Warranty Noise Isolating, Tange Free Cable The In Ear Design that fits the pinna is suittable for most ear shapes and is more comforrable to wear.