3.1, ID, Fudan M1 single white card in a single material: The next single 1000 0.40 yuan, 0.39 yuan 10,000 orders in the material: Edition 25 10 000 0.35 yuan, 0.39 yuan version 10 10 000 one thousand packages printed ID, M1 card only 0.48 yuan (photos), but also as low as ten thousand, 043 yuan / Zhang, best quality, lowest price! Details into the factory site: http: //www.cardmei.com/ M1 (or MF1) refers PHILIPS Philips subsidiary NXP NXP chips produced acronym, called NXP Mifare1 series, S50 and S70 are commonly used two models. Card M1 chip package, called M1 card (or MF1 card). M1 card belonging to a non-contact IC card, IC chip and inductive antenna without any exposed parts between the reader and the reader via radio waves to complete the operation. The advantage is readable and writable, suitable for non-fixed consumer systems, parking systems, access control and time and attendance systems. Second, the principle MF1 card when M1 card into the reader's RF range, the received power signal emitted by the reader, the series resonant circuit through L / C resonance, producing an instant energy to supply chips work to be completed receiving data, read, modify, store, transmit and other operations. Three, M1 Card Features (a), high reliability, long retention time information; (b), good security; (c), large storage capacity; (d) for a wide range, a multi-purpose card. Four, M1 card chip performance parameters Name: Fudan M1 chip manufacturers: Shanghai Fudan storage capacity: S50: 8Kbit, 16 partitions, each partition two passwords S70: 32 Kbit, 32 partitions, each partition two passwords Operating frequency: 13.56 MHz communication rate: 106KBoud Reading distance: 2.5 ~ 10cm Reading time: 1 ~ 2ms Operating temperature: -20 ℃ ~ 85 ℃ Endurance:> 100,000 times Data retention:> 10 years Dimensions: ISO standard card 85.5x54x0. 9mm packaging materials: PVC, ABS, PET, PETG, 0.13mm copper wire packaging process: ultrasonic auto plant lines / Automatic Welding performance standards: ISO 14443, ISO 10536 five, M1 card application access control, identification, enterprise / campus card, bus card, highway fees, parking, residential management. Such as Guangzhou Yangcheng Tong, university units issued Dafan cards. Six, MF1 card type (1) M1 standard card: Size: 85.5x54mm, thickness of 0.9mm, can be offset, screen printing, printing photos; (2) shaped cards: There are key (lock) key chain card, chuck Money (Yuan) currency cards, watches, cards and other personalized styling shaped cards. (3) Application Type: prepaid water meter, campus card, bus card, highway fees, parking, residential management