... working frequency:2.4GHz-2.5GHz 3.long distance:0-200meters 4.with antenna long distance RFID reader(GC-R611) RFID distinguishing ... is with high-feature, high reliable. It fast reading,long distance distinguish, and good anti-knocking features. Besides it can ... quantity,calling function,date storing function 12.System distinguish distance:<250meters distinguishing accuracy rate:99.9999%13.Supply ...