... 4000square meters suitable,3W(35dBm) Output Power,gain 85dB,GSM Cell Phone booster,Cell Phone repeater,GSM 900Mhz repeater 100% guaranty and fast shipping ... : <1.5Gain : 8 dBi for 800-960; 9 dBi for 1800-2500(3dB)HPBW : 95 H-plane 50 E-planeMaximum Power ... 4000square meters suitable,3W(35dBm) Output Power,gain 85dB,GSM Cell Phone booster,Cell Phone repeater,GSM 900Mhz repeater