Alfa 9dBi WiFi Booster SMA OMNI-Directional High-Gain Screw-On Swivel Antenna with Magnetic Base for Belkin - F5D8230zh4, F5D7233zh, F5D8231zh4, F5D6001, F5D7000 and F5D7001 This Antenna is original Alfa brand - the most trusted nome in network range Fits all routers access points VOIP devices and PCI cards with an RP-SMA connection No aiming required - Omni-directional with +9 dB gain Replaces Factory Standard Antenna and Boosts the Range of your Router as much as 4x RP-SMA male connector 90 degree joining near base Length: 14.75-inches (approximate)