BearExtender Heavy Duty 7 dBi Wi-Fi Antenna w/ RP-SMA Extension Cable & Magnet Base RP-SMA antenna base with heavy duty magnet to keep it in place even in heavy winds. 11 foot premium LMR-200 shielded low loss coaxial extension cable built-in to magnet base. 7 dBi blade style omni-directional high gain antenna that is detachable from the magnet base. Cable includes RP-SMA connector for hookup to BearExtender PC Wi-Fi USB adapter or other Wi-Fi devices with RP-SMA port (such as long range USB adapter or router). Requires compatible Wi-Fi receiver like BearExtender PC USB adapter, or compatible router in order to function. This is an antenna and docking base package only, it does not include a Wi-Fi receiver.