How I can work the microphone?

This is a computer microphone MC-1060 are available on the Cyber Acoustics. It disn't come with instructions and do not know what to do. I back of the PC. For proof, click Start, Accessories, Entertainment. then click on Recorder sound. once open to speak a few words, then stop playing, then you should listen to his voice. if not go to Control Panel and click on audio, on the ballot then test hardware.