RFID wristband/bracelet Used for access control,identification,etc Frequency:13.56MHz,125KHz,860-960MHz Color:red,white,bl Brief Features: ... : blue, red, yellow, green, etcFrequency: 125KHz, 13.56MHz, 860-960MHzChips: EM4200, TK4100, T5577, Hitag, Mifare 1K/4K, I CODE SLI, UHF, etc ... .- Individual process RFID Watch(wrist card) OEM/ODM Options:We can open a new mould for you, with your logo engraved ...