1. The headset microphone helps you or voice, free your hands and make life more convenient. 2. This is a directional microphone with anti-noise function, which can accurately transmit clear sound to your ears. 3. Improve the sound quality by preventing noise, wear the ear strap, you can wear this product on your ears for better singing. 4. Made of high-quality materials, compatible with 6.35/6.5mm male , cable length is about 5m/16.4ft. 5. Suitable for WH20TQG musical instruments/guitar/saxophone/drums/mixer/DJ/singing/PC/KTV. Condition: Item Type:Microphone Jack Diameter:. 6.35mm/0.25in Cable Length:. 5m/16.4ft Directivity:Dynamic Frequency Response:200-18,000 Hz Sensitivity:-55 dB Impedance:600 ohms Output Plug:Compatible with 6.35/6.5mm Male Colour:Black Material:Plastic Package Contents: 1 * Earhook Microphone set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.