Specifications:

Diameter: 10mm

Length: 113mm

colour:Black

Frequency Range (MHz)：400-900MHZ

BNC Plug Connector

Advantages:

This compact GSM omnidirectional "rubber-duck" WiFi antenna provides broad coverage and 3dBi gain. It is a coaxial sleeve design with an omni-directional pattern. 

This flexible antenna features a SMA-plug connector.It is suitable as a replacement RF antenna for many access points and radios that are equipped with SMA connectors including D-LinkR, LinksysR WET11 and others.

for wireless router and WLAN PCI card