Ooma Scout (to use with Ooma Hub VoIP Phone Device) Please note: An Ooma Hub is required to enjoy the Ooma Scout's functionality. Visit the Ooma Hub page to learn more. The Ooma Scout is not compatible with the Ooma Telo. Enjoy unlimited US calling, exceptional voice quality, and must-have features with no monthly fees or contracts Receive caller-ID, call-waiting, and voicemail at no extra charge; pay as you go for low-cost international calls Extend the power of the Ooma system anywhere you have a phone jack by connecting an Ooma Scout device Try out Ooma's enhanced calling features with a free trial of Ooma Premier, which includes a free second phone line, real-time message screening, one-touch Do Not Disturb and Send to Voicemail, a second personal number with private voicemail, and more