This compact 2.4GHz omnidirectional "rubber-duck" WiFi antenna provides broad coverage and 9dBi gain. It is a coaxial sleeve design with an omni-directional pattern. It is ideally suited for IEEE 802.11b and 802.11g wireless LANs,
This flexible antenna features a tilt-and-swivel reverse-polarity SMA Jack connector, allowing them to be used vertically, at a right angle, or any angle in-between. It is suitable as a replacement RF antenna for many access points and radios that are equipped with reverse-polarity SMA Jacke connectors including D-LinkR, LinksysR WET11 and others.

for wireless router and WLAN PCI card
Diameter: 13.5mm
Length: 430mm
weight:178g Cord:280cm
802.11b, 802.11g
Flexible WiFi antenna magnatic mount
Tilt and swivel design with RP-SMA plug (socket pin)