Wireless Client: better a router with DD-WRT or a single antenna?

[Valerio90]

Hello everyone, I need to get internet in a house where the telephone cable does not reach. Not far from this house, however, is the central square where there is a wifi network free and usable. My doubt is the following: To take the wifi network and send her into the house it is best to take a router to put DD-WRT (or tomato) connected with a simple directional antenna or take a single antenna like this TP-LINK http:// www.tp-link.com/en/products/details/?categoryid=216&model=TL-WA7210N? I just can not decide what I say with the antenna tp-link mount it and everything should work with your router and dd-wrt but I have a myriad of settings that you can use. According to you?: D