Electrical characteristics Internal chip: NXP U CODE 7, NXP U CODE 7m Communication protocol: EPC အတန်းအစား 1 ဗိုလ်ချုပ် 2, ISO 18000-6C compliant Capacity: NXP U CODE 7: 128 bits EPC, no user memory NXP U CODE 7m: 128 bits EPC, 32 bits user memory Operating frequency: 902~928MHz Reading distance: Fixed reader: 87× 17mm: 7မီတာ (22 feet) 60× 20mm: 5.5မီတာ (18 feet) လက်ကိုင် …