TCM-320
Element:back electret condenser
Polar pattern:Omni-directional
Frequency:50hz-16khz
Sensitivity:-45db±3db(0db=1v/pa at 1khz)
Output impedance:1000Ω±30%(at 1khz)
Operating Voltage: 1.5V
Net weights:180g/200g/210g/180g
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TCM-330
Element:back electret condenser
Polar pattern:Omni-directional
Frequency:50hz-16khz
Sensitivity:-45db±3db(0db=1v/pa at 1khz)
Output impedance:1000Ω±30%(at 1khz)
Operating Voltage: 1.5V
Net weights:180g/200g/210g/180g
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