Cable N Wireless 18dBi 2.4 GHz Outdoor WiFi Signal Booster High-Gain Antenna RP-SMA Connector with Mount for Netgear, Belkin, D-Link, Alfa Router Adapter (US Seller) dBi: 18 Frequency Range-MHz 2400 ~ 2468 Bandwidth-MHz 83 Gain-dBi 18dBi Includes mast mounting hardware Color: Silver US Seller Ship from US