Kev Ntim Hniav Txhuam Hniav Mitu yog kev ntim rau ib rab hniav txhuam hniav siv hluav taws xob suab (sonic) uas tsim rau menyuam yaus. Lub thawv yog muab ntawv ua thiab tsis muaj yas hlo li. Cov duab kos cartoon thiab cov duab menyuam yaus npog rau saum nrog, yog li thaum qhib lub thawv zoo li nyeem ib phau ntawv muaj duab. Ib lub qhov rub tawm ua rau pom ib theem duab uas hloov ntawm hniav lwj mus rau qhau hniav (plaque) thiab thaum kawg mus rau cov hniav ci ntsa iab thaum lub thawv qhib tawm. Tom qab qhib tas, tuaj yeem khaws lub thawv cia ua ib phau ntawv muaj duab lossis ua ib yam khoom ua si. Cov ntim no tiv thaiv rab hniav txhuam hniav thiab pab menyuam yaus txhawb kev nyiam txhuam hniav.