this one is 50/50 you may get lucky i did not did not work. i would spend more as they say you pay for what you get. im starting to learn that. ok i came back and had to edit but this got me too i tried it only one side worked so i ordered a very good one same thing i thought two can't be bad i was trying to hook up my playstation so i called sony they said the modem needed more bandwith i have comcat so i called and they said the modem could not be split that explained everything so all in all they sent me a wireless router the spliiter is most likely good it is the modem so call your ISP and see if your modem can be split hope this helps it would have helped me.