ไมค์เกี่ยวหู CLEAN AUDIO ZD-1730B Beige Color Headset Microphone (Condensor)

ZD-1730 This earset headworn omnidirectional microphone,delivering exceellent
sound quality, is ideal for corporate presentations, houses of worship
Conferencing and live sound reinforcement.A mini caqsule,making it perfect
for users to have low-profile appearance.Wiht ultra-lightweight,comfortable
flexible design,it is stable and easy to place over either ear.
Type :                                Condenser
Cartridge Diameter :     φ 4mm
Polar Pattern :               Omni-directional
Sensitivity :                      18mv/Pal(-32dB+2dB)
Frequency Responsa : 100-20000Hz
Output Impedance :      <2.2KO
Power :                             2.0V-10V.DC
S/N :                                 >68dB