чип: TK4100 / TK4101, fully compatible with EM4102 Working frequency: 125KHz Working pattern: Read-only Induction distance: 2~10cm Internal serial number: 5 bytes Size: 85.5Х 54 х 1.80 mm (с преносим дупка) R / W гама: 2~ 10 см, depending on the reader and the application environment Working temperature: -20℃ ~ + 80 ℃ (-4℉ ~ + 176 ℉) материали: ABS Wipe times: >100,000 съхранение на данни пъти: 10 години