2.4 AND 5.0 GHZ SSID FREQUENCIES USED FOR 2 YEARS 3 MONTHS NO ROUTER USED WITH THIS UNIT ORIGINAL PRICE $130 WORKED EXTREMELY WELL FOR MY NEEDS BUT MOVED TO ANOTHER APARTMENT NOTE: THIS UNIT REQUIRES A PHONE LINE FOR ADSL NOT A CABLE CONNECTION INITIATE CONTACT BY EMAIL. I HAVE NO WAY OF PROVING THAT THE UNIT WORKS SO WILL OFFER TO RETURN YOUR MONEY IF IT DOES NOT WORK ONCE CONNECTED. I WILL NEED TO BE SHOWN THAT IT DOES NOT WORK.