Professional Musical Presentation Headworn Condenser Headset Microphone (Black)

Features:
Micro-miniature construction for unobtrusive vocal pick-up.
High quality electret condenser element.
High sensitivity and wide range frequency response.
Use with Head Headset Microphone and 6.5mm jack plug with built-in battery to Connect Amplifier Speaker for Musical Stage Performance
 
Operation:
Insert one 1.5V battery into the body of the jack plug adapter. Ensure that connect is correct.
Plug the adaptor into a suitable amplifier.
Disconnect the mini jack plug from the adapter when not in use; Remove the battery if the microphone is not going to be used a long time.
 
Packaging Include:
1 x 6.5mm Plug Musical Instrument Condenser Headset Microphone Head Mic With 5 Meters Cable