and just for information�0†3 i can use only one base . 300 meters minimum or say better a kilometer?? I have a bit Clear line of sight. Dont mind about battery life. Dont even tell to use network its ultraslow 2g what other options do i have? u cannot find wifi over a couple of miles here and dont even think 3g my house was the first to recieve a landline . Tv cd mobile etc even electricty