... days10.The NFC Wristband are available with broad range of RFID technology, from low frequency 125KHz EM unique, Atmel T5567, Hitag ... SLI etc,thus it provid an optimal solution for different RFID applications.Frequency: 125KHz, 13.56MHzChip: TK4100,EM4200,T5577,Mifare 1K ... customized product which we make for our customer, for reference only. Any OEM service is welcomed.Company Advantage:1. ISO 9001 ...