hiwe need ABS Programmable Dia22 26mm MIFARE Classic 1K RFCoin TagApplication:Subway ticket transportationSize:Dia22 26mm or customChip:MIFARE Classic 1KFrequency:13.56mhzProtocol:ISO14443AMaterial:ABSColor:Red,Blue,Black,Yellow etc.Printing:Silk Screen PrintingCraft:Laser CodeProduct name:RFCoin Tag