It ' s not more efficient . Most efficient would be base e but that ' s not possible . Base 2 and base 3 are thus the mosg efficient bases . <| sep |> There ' s the plan , your line access , then the cost of the device . The lowest plan starts at $ 35 for 2 GB , line access is $ 20 , the phone cost is discounted to $ 10 a month . Monthly would be $ 65 taxes and fees . The phone can be paid off with no penalty whenever you want , at that point you can leave Verizon if you so choose . It ' s not a two year contract , it ' s a payment agreement to pay for the device which is the $ 240 . <| sep |> It does allow you . Properties of the WiFi , then select ipv 4 in the protocol window and hit properties again and there ' s a space to put the DNS server addresses in there .