... .EM, T5577, Hitag, Mifare, ICODE Silicone NFC Rfid Wristband with silk screen printing 1.125KHz, 13.56mhz, ... White(other color available on big qty)- Housing :Polyethylene wristband, sealed- Material :PVC Slicone,Nylon etc- Protection : ... 70°- Storage Temperature"-40°C to +80°C"RFID Wristband chips available :TK4100 (125KHz, 64bit, R/O)EM4102 (125KHz, ... 2048 bits, R/W) Silicone NFC Rfid Wristband