2.4 GHz Whip and
Omni-Directional Antennas
Whip Antennas:
Standard 3dBi right angle whip antenna with SMA termination, 90mm long.....
$19....WhipAnt
Folding 3dBi whip antenna with SMA termination, 105mm long unfolded.....
$19.....WhipFold 
9dBi whip antenna with SMA termination, 390mm long unfolded.....
$44.....WhipAnt9 
2.4 GHz 9 dBi Onmi Directional Antenna 
Omni-240012: 9 dBi gain Omni Directional antenna. Robust
engineered design with  excellent corrosion protection. Measures 1210 x 20mm in size, and unit weighs 4.6Kg (Cubic Weight). Fitted with a 600mm 50 Ohm
down lead terminating in an 'N' male plug. 


Technical Specs: Frequency 2.4 to 2.6 GHz, Maximum power input
100 Watts. 

$179  

Omni-2400-9
Antenna Gain...What does it mean???
Click Here for a simplified explanation