... Low frequency 125KHZ read only card offers a diverse range for applications such as access control, time attendance, identification, cashless ... card, and keychain or PVC/ABS tag.125KHZ LF IC chip:EM4200, EM4102, EM4100, GK4100, TK4100,T5577,Hitag 1/2,Hitag ... products sercurity 4,Time attendance system5,Industry inventory tracking Options for standard card:1.Magnetic stripe: 300oe, 2750oe, 4000oe 2. ...