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computer head phone specification:
Speaker Φ40mm Sensitivity 105dB S.P.L at 1KHz Impedance 32Ω Frequency Response 20Hz-20,000Hz Rated Power 100mWMic. Unit 9X7mm Dia.Electret condenser Mic. Directivity Omni Direction Mic. Sensitivity -58dB±2dB Mic. Impedance Low Frequency Response 30Hz to 16,000Hz Cable Approx.1.8m±0.3m Plug Type 3.5mm stereo plug x 2
watertransfer headphone