... 5.8g+/-0.5gChips: Mifare S50 1k ,Mifare S70 4 K,Mifare Ultralight ,Mifare Desfire. I CODE ... Chips: NXP Mifare 1K S50 / NXP Mifare 4K S70 / Mifare UltralightNXP Mifare ICODE SLI-L(512 bit) / ... and manufacturing PVC Card,IC Card,( Contact IC Card, Contactless IC Card) ID Card,Magnetic Card,Barcode Card, Membership Card ,Abnormity Card,Transparent Card,Business Card,Gift Card,Metal Card,Rfid Card/Tag, etc ...