LF cards have lower read range and communication speeds than other RFID Card types and the most common chips offer low-cost and low-security solutions where a simple UID or identification key is required.Chip available such as TK4100,EM4102,EM4200,ATA5577,EM4450, EM4305,Hitag 1, Hitag 2, Hitag S 256, Hitag S 2048 etc.