how trust worthy

im looking to buy an antenna for my repeater. this one says is 18 dBi for $8 http://cgi.ebay.com/RP-TNC-2-4GHz-18-dBi-WIFI-Booster-Wireless-Antenna-WLAN_W0QQitemZ250550460630QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item3a55f8a0d6
yet this one is 15 dBi and $135
http://cgi.ebay.com/NEW-Hawking-Hi-Gain-Outdoor-HAO15SIP-Antenna_W0QQitemZ350299191438QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item518f75788e
so the question what do you really the gain of 18 dbi really is?
Answer #1
That 18dbi one is cheap and nasty and wont give you that gain…no where near!
look it was made in – Item location:Hong Kong, China!!
don’t buy that one whatever you do, you will be very dissapointed.
Go for quality mate.
Answer #2
but you forget evverything is made in china
Answer #3
Moved from Off-Topic to Helpdesk.