Our professional microphone will meet your needs very well. It is made of and craftsmanship, safe and durable, excellent in texture, with a wide range of use and practical functions. It will be one of your . Features -Color: Black -Material: plastic -Size: 15.80X0.80X0.80cm/6.21X0.31X0.31in -The headset microphone is convenient and practical, and it is more convenient to use. -The multi-function microphone can be used in your daily life bring you convenience. -Compact, Lightweight, Innovative Design, you will feel more convenient to use. -With the simple design, it is very convenient to use, very practical and durable. -Very easy to put on and off, comfortable skin feeling, which is very durable and practical. Specification -Connection plug: 3.5mm/0.14inch thread head -Microphone size: Φ9.7x5.4mm/0.38x0.21inch -Sensitivity: -52dB±3dB -Directionality: omnidirectional -Impedance: <=2.2k -Working voltage: 2. -Frequency range: 100-16kHz -Signal-to-noise ratio: greater than 60dB -Plug diameter: 3.5mm/0.14inch, 105cm/41.33inch braided wire Package list: 5 x Head-Mounted Microphones