I HAVE TWO SETS OF JUST ONE PHONE WITH MAIN BASE. AND SATTELITE BASE. WORKS FINE. ONLY REASON TO SELL IS THAT THE 2ND PHONE GOT LOST AND WE NED TWO PHONES AND THESE CANNOT BE PAIRED.. SO I BOUGHT ANOTHER ATT ONE - GREAT PHONES. bUY ONE AT $15 OR BOTH FOR $25. SUCH A DEAL !