... bracelet Used for access control,identification,etc Frequency:13.56MHz,125KHz,860-960MHz Color:red,white,bl Brief Features: Product 1RFID Wristband/Bracelet ... RF protocol, and frequency;- Research and design different encapsulation for special environments;- Data encoding and encryption optioans.- Transponder design ... , more details please contact the sales. RFID Wristband/Bracelet for Access Control