Hitachi Dz Hs903a Complaint Hitachi DZ-HS903A Camcorder - Wireless Mic?

Hitachi DZ-HS903A camcorder - wireless mic? - hitachi dz hs903a complaint

I want to make a wireless microphone for our camcorder, so I can make our children's books and nephews during her birthday celebration mic. You say the nicest things, but we always listened to the adults in the video. Suggestions on what microphones to success?