Mattress nwere ọgụgụ isi
Matarasị  smart bụ matarasị nke nwere nzube ná ndụ gị ihe mmetụta iji nyochaa usoro ụra.  Ngwaahịa nwere ike iwere ụdị ihe mkpuchi matarasị, ihe mkpuchi materase, ma ọ bụ matarasị dum.

Ntụaka 

Matarasị