Description If you are looking for a professional and affordable wired headset microphone, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features - Color: Black. - Material:plastic. - Size: 15.80X0.80X0.80cm/6.21X0.31X0.31in Sensitivity: -52dB3dB Directionality: omnidirectional Impedance: 2.2k Working voltage: 2.0V Frequency range: 100-16kHz Signal to noise ratio: greater than 60dB Plug diameter: 3.5mm 105CM - One-way microphone can be used to pick up sound in a specific direction, not affected by noisy environment. - You can adjust the length and angle of the microphone arm to fit for different face shapes. - The recording is clear and the sound pickup effect is good. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. - Note: please don't turn on the power and volume button before wearing it properly. Package list: 4 x head-mounted microphones