Neatron Slimline beige headworn mic. with MC-02 connector to suit Sennheiser, omni directional

Features：
●FEATHERWEIGHT AND COMFORTABLE WEARING.
●TELESCOPIC MIC. BOOM THAT ALLOWS FITTING DIFFERENT SIZES OF
  HEAD AND FACE.
●BOTH SIDES OF PLASTIC HOLDING PIECES ACCEPT THE MIC. BOOM.
●SKIN-COLORED FINISH THAT GIVES DISCREET WEARING.

NHS777-O
POLAR PATTERN :Omni-directional  
FREQUENCY RESPONSE : 70 – 16,000 Hz (Uni-directional )
                 　　　　　　　　   20 – 20,000 Hz (Omni-directional )
IMPEDANCE : 1,400 Ohms ± 30% (at 1K Hz)(Uni-directional )
　　　　　　   1,100 Ohms ± 30% (at 1K Hz)(Omni-directional ) 　
SENSITIVITY : – 67 dB ± 3dB (0dB=1V/ microbar)(Uni-directional )
                           – 65 dB ± 3dB (0dB=1V/ microbar)(Omni-directional )
MAXIMUM INPUT SOUND LEVEL : 125 dB SPL, 1 kHz at 1% T.H.D. (Omni-directional )
OPERATING VOLTAGE : 1 V – 10 V DC( RL = 2,200 Ω )
DIMENSIONS :
CAPSULE HOUSING :  4x11mm(NHS777-O)
                                           9x9mm(NHS777-U)  
BOOM :  1x150mm
WIRE :  1.5x1M