recent voice recording not usable cannot find out the reason

[uma5]

been recording using i7 laptop pc in audition cc and boya lav mic, the result was good, but recently the recording is not at all usable please help me rectify, i have posted a bit of the recording here.

[SteveG_AudioMasters_]

Try the mic with the switch in the other position - or more likely, try changing the battery in it!