Cool Head wearing mic! Professional headworn microphone designed for drummer, Keyboard, Guitar player, and Dancer. Head wearing Microphone BL-HS45      Product Description ABS nesting design of its phone arm, cozy to wear; Good sales account’ve been  got in Europe and north American market for its classical colour, unconstrained  outline, and smoothly timbre.    Features 1. Appointed pickup, suitable for high vocal quality requriment area.2. ABS nesting, unconstrainted  outline design, suitable for every head form.3. Adjustable mic arm, easy to be a best effect of pickup.4. With excellent shield line, make to noise to be a lowest level.5. Its wire are hidden on the back artfully .6. Kind of plug for choice, make a convenient for Launch System.  Technicial parameters Polar pattem:   Unidirectional               Mic diameter:  Φ9.7*5.2mm  Sensitivity:    - 47db±2db               Frequency Range: 20-20KHZ            Output Impedance: ≤680Ω                 Standard  Operation Voltage: 1.0V-10V.DC SNR: >58db                                  Wire: 1.0m 

Head wearing Microphones BL-HS45