Speaker: 40 mm Dynamic type Impedance: 32 ohms Sensitivity: 105dB + / 4dB Frequency: 50-16000Hz Max. Input Power: 100 mW Microphone: Condenser type Polar Pattern: Omni-directional Sensitivity: -58dB+/3dB(OdB=1V/μBar at 1KHz), -38dB+/3dB(0dB=1V/Pa at 1KHz) Frequency: 50-16000Hz Cord length: (2.3M) +/5% Connector: USB series A plug

Headset (EC-300MIC USB) product offered by Welldy Technology Co.,Ltd