A:Answer MY PERCEPTION IS IT IS AN 'AMPLIFIER', THAT IS TO MAKE STRONGER A WI FI SIGNAL THAT IS ALREADY 'IN THE AIR'. EXAMPLE, A ROUTER ON MY SECOND FLOOR WHOSE SIGNAL BOOST NEEDS TO BE MADE STRONGER.BY THIS WN2000RPT., WHICH IS ON THE FIRST FLOOR WHERE THE TV IS. IT DOES THAT. IT IS A SIGNAL BOOSTER. WORKS FINE.