RFID blocking pouch hian engtin nge hna a thawh?

Nunnaah chuan wallet kengtute chuan an bag-ah bank card, credit card, leh transportation card an nei ang. Tun hnaiah khawpui tam tak chuan bank card hmanga unionpay Quickpass hmanga subway leh bus kal theihna service an kalpui a, hei hian mipui zinna a ti awlsam hle. Chutih rual chuan mi tam zawk chuan an mobile phone hmangin NFC function hmangin subway gate kal tlangin bus an chuang thin. NFC function nei mobile phone chuan bank card hmanga sumdawnna chanchin chu close range-ah a chhiar thei a, chutiang chuan card neitu mimal sum leh pai chungchang chu a lang chhuak thei a, chu chuan rukbo a nih theih phah a ni. Chubakah, bus leh subway-ah hian mi tam tak an awm a, chu chu mipui tamna thlen awlsam tak a ni a, chu chuan mimal bank card information rukbo theihna ropui tak a pe a ni.

RFID chips hian radio wave hmangin inbiakpawhna atan hna a thawk thin. Credit card hi entirnan la in, RFID tag chu credit card chhungah dah a ni a, bank emaw consumer places emaw chuan radio wave hmanga tag-a information awmte chu RFID reader hmangin an chhiar mai a ngai a ni. A pawimawh ber chu RFID chip hian electromagnetic wave te tak te a nei a, chu chuan inbiakpawhna chu "activate" lovin chhiar theih a ni a, chuvangin RFID reader chu card neitu identity information chhiar tur chuan a hnaih tawk a ngai a ni.

Radio wave pawh block a awlsam a, chu chu RFID blocking wallets hnathawh dan a ni. Credit card chu radio wave tibuaitu material-ah dah mai la, electromagnetic wave zawng zawng a block vek a, card leh RFID reader inkara inbiakpawhna a tikhawtlai lo.