PARAMETER > Support ISO18000-6C(EPC C1G2) , ISO18000-6B protocol; > Operating frequency: FCC ISM 902~928MHz or ETSI 865.6~867.6MHz; > FHSS or Fix Frequency transmission; > Gain antenna : Linear polarization; > Read Distance : 12dBi antenna configuration, 0-15M; > Operating voltage : DC+9 ~ +12V; > Size : H445mm × W445mm × T55mm; > Weight : 4.5kg.