... , Mifare classic S70, Mifare Ultralight, ultralight-C, NTAG203 ,I-CODE SIL, TI2048 etc.-UHF(860MHz-960MHz):UCODE GEN2, ALIEN ... Matt or glossy finishing on both sides / hole and irregular shape punched etcWorking temperature -25 degree to +50 degreeReading & Writing ... ,wkt, ext, multiple NDEF messages)- Your product has special shape, requirement, materialYou will see the NFC chip Memory and function ...