model: F306 RFID chip: TK4100 + FM11F08 ( TK4100 fully compatible with EM4102, FM11RF08 fully compatible with MF1 IC S50 ) frequency: LF 125KHz + HF 13.56MHz Protocol standards: ISO/IEC 14443A Read and write distance: 2.5~ 10cm (ad antennae magnitudine et card lectorem) Simul legere et scribere,: 1-2ms Endurance: >100,000 Data retentione tempore: >10 years Working temperature: -20LXXXV ℃ ℃ ~ + ( …