Model noú¦ At018n1g4 Product s/nú¦ 10101801xx Product parameters: 824-894; 880-960; 1710-1880;1850-1990(mhz) Product introduction: Frequency range (mhz) 824-894(gsm850), 880-960(gsm900), 1710-1880(dcs1800), 1850-1990(pcs1900) Gain(dbi) 2 Swr < 2.5ú¦1 Nominal impedance(ohm) 50 Connector of antenna sma-male(optional) Cable&length: low loss rg174 cableú¼2.5m Polarization Vertical Color Black Dimensions(mm) ª¦60mmíß209mm Weight(g) 86