Omni directional antenna with flexible neck making it ideal for areas that have movement such as ships or vehicles.  
 
Pattern : 
Co Linear Omni Directional
Gain (Typical) :
8 dBi nominal
Beam Width :
Approx 35° Horizontal
VSWR :
< 2:1 across the band (nominal)
RF Power Handling :  
30W
Polarization :
Linear
Mechanical Form :
Round tube with flexible section
Impedence :
50 Ohms
Finish :
Black (Other Colours available)