Rapita MI-EL 2-IN-1 UHF & Proximity CardOperating Distance : UHF : Typically ~6 8m on air LF : Proximity Frequency : 860 960MHz, 125KHz Memory : UHF 240 bits EPC memory + Proximity 64 bits Write Endurance Cycle : 100,000 Data Retention : Typically 10 years Write Protection : Blockwise Physical Characteristics : Card Substrate : PET Length : 86mm Width : 54mm Water Resistance : Yes Operating Temperature : 20C to 80C Static Pressure : 10N mm RF Air Protocol : UHF : ISO IEC 18000 LF : 125KHz