TopSound Microphone Manufacturing Ltd.
CTC:Michael Lee
Tel:+86-513-88103899
Fax:+86-513-83526939
Web:http://www.chinamicrophone.com
WhatsApp: +86 13301480955
Element: Back electret condenser ; Polar pattern:Omni-directional ; Frequency response:20Hz-20KHz ; Sensitivity :-42dB±3dB ; Output impedance :1000Ω±30% Color : black or skin
mini headset microphone