This compact 2.4GHz omnidirectional "rubber-duck" WiFi antenna provides broad coverage and 10dBi 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 Plug 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.

Diameter: 13.5mm
Length: 395mm
weight:47g
802.11b, 802.11g
Flexible WiFi antenna
Tilt and swivel design with RP-SMA plug (socket pin)

work for D-Link , 3Com , Linksys, Netgear , TRENDnet , U.S.Robotics , ORINOCO Proxim , Belkin , Breezecom , Intel , Hewlett Packard , Motorola , Hawking , Zcomax , Netcore , BUFFALO , alfa artist , Tenda , ASUS , EDIMAX  routers come with RP SMA female connector.