... Electrical Performances; 2,Refinement and Modularized Design; 3,Gain Adjustable; GSM Cell Repeater :1,is able to select one or two different ... bandwidths.2,Within the frequency range of 0.5-20MHz, the bandwidth ... mmRF ConnectorsN FemaleEnvironmental SpecificationsCaseIP65Working Temperature-25-+55°CHumidity5%~95% GSM 900MHz Cell Repeater 37dBm