NFC mgbochi metal mkpado bụ nke akwụkwọ nrapado ma ọ bụ PVC kaadị nwere oyi akwa nke absorbing ihe, nke nwere ike nweta mmetụta nke mgbochi metal nnyonye anya. Enwere ike ịgụ ma dee akara ahụ n'elu igwe. PVC nwere akara na-eguzogide ígwè nwere ike igbochi mmiri, acid, alkali na nkukota, enwere ike iji ya mee ihe n'èzí.
Mkpado mgbochi metal NFC nke MINA mepụtara nwere ike ịdị na ụdị akara NFC anọ ndị a:

Ụdị mkpado mgbochi metal nke mbụ NFC dabere na 14443a protocol. Ebe nchekwa akara kacha nta bụ 96 bytes, nke enwere ike ịgbasa ngwa ngwa. Ọ bụrụ na mkpado na-agụnye naanị nchekwa agụ-ede dị mfe, dị ka mmejuputa ọrụ mmado nwere ọgụgụ isi dị mfe, mkpado dị otú ahụ dị. A na-ejikarị ụdị mkpado a na-agụ ozi ma nwee uru nke ịrụ ọrụ dị mfe yana ọnụ ala dị ala.

Ụdị nke abụọ nke akara NFC mgbochi metal dabere na 14443a protocol, mana naanị na-akwado kaadị Phlips nyere.

Ụdị NFC metal nke atọ akara bụ ụdị teknụzụ fecila nke Sony nyere naanị.

Ụdị nke anọ NFC mgbochi metal mkpado nwere 14443A/B protocol. Ụdị mkpado a bụ mkpado nwere ọgụgụ isi, na-enweta ntụziaka nke ngwa data protocol data unit (APDU), nwere nnukwu ohere nchekwa, nwere ike mezue ụfọdụ nyocha ma ọ bụ nche algọridim, enwere ike iji ya mee ihe iji ghọta mmekọrịta nwere ọgụgụ isi na ọrụ yiri ya nke akara ngosi interface abụọ. Ụdị akara a nwere ọtụtụ ngwa ngwa ma nwee ike ime mgbanwe na nyocha na mmepe na-aga n'ihu n'ọdịnihu.