It's very great that you have this professional microphone of good quality which will bring you into a world where you can sing happily and freely to your heart's content so that you enjoy it admiringly.

You can use this two microphone system either wired or wireless for singing,public speaking on conference.

 

 

 

Microphone sensitivity 72dB
Directivity uni-directional
Frequency response 100 to 10,000 Hz
Output impedance 600 ohm
Operating voltage 3v or 1.5 v DC
Effective distance 15 to 30 m

Specifications:

The complete system includes:
-Microphone
-Receiver
-Wire for wired microphone
-Wireless antenna
-2 AA batteries