1. LF 125 kHz, HF 13.56 MHz available; 2. Humanistic design for men and women ... waterproof & harsh resistant4. Chip: 125 KHz (EM4200, EM4305, TK4100, T5557);13.56MHz( Mifare s50, Mifare s70, Mifare Ultralight, Mifare DESFire 4K ... , ISO 9001:2008 Application:1. Swimming pools2. Sea Beach3. Hot spring field4. Sauna5. Sports Shipment:1. Shipment ways: By air/sea ...