ESUMIC? 35dBi 4G Signal Booster Amplifier 2M Cable External Antenna TS9 Connector Compatible with 4G/3G/2G Mobile Wifi Modems Router,Simple installation,No software required. Suction Antenna for Mobile Wifi Modems with SMA Connector Frequency Range: 791-821MHz /821-862MHz / 1710-1785MHz / 1805-1880MHz / 2500-2570MHz / 2620-2690MHz Polarization Type: Vertical Cable type:RG174(best) 100% cooper 100% brand new and high quality