Nettalk DUOWifi Duo Wifi Nettalk Duo Wifi With 3 Months Service Integrated Wi-Fi makes setup a breeze Free calling to the US & Canada or DUO to DUO; No computer needed / No contracts / No monthly bills; Ultra-low cost international calling rates Ultra-low cost international calling plans and Local Number Portability available Plug n' Play (requires activation) Plug and play; 1 x RJ-11 port, 1 x Ethernet port; Mini USB; 3' USB to Mini A connector; 3' Ethernet cable