. The industry standard sound quality along with surprising durability make this mini microphone headset ideal for almost any vocal sound and speech application. Enjoy freedom of movement, discreet operation and exceptional performance for any occasion. Mini Hanging Headset Microphones Respond to the Demand for Affordable, Innovative, and Reliable Headset MicrophonesErgonomic, flexible, and thin. Wide-band cardioid electret condenser mic provides clear transparent audio and increased vocal pickup with improved gain. The beige, nude color is combined with different skin types. Uses a standard 4pin TA4F mini XLR plug connector. The durable thin metal frame can be easily adjusted to fit any user. Specifications:Microphone diameter: Phi; 4.0mm Sensitivity: - 45db ± 3dbFrequency Range: 100-20KHZIoutput Mega: 1KOmega; ± 30%Standard operating voltage: 2.0V-10V. DCSNR: ge; 58dbWire Length: approx.1.2mPackage Included:1 x Microphone2 x Microphone CoverNote: The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.