Ok, was going off this that says 'router'.[Link: ooma.com]
Sophisticated technology meets elegant design.
The Ooma Telo is no dumb adapter. It’s actually a small, networked-managed, secure Linux computer packed with processing power to keep your calls clear and reliable.
Breakaway diagram of Ooma Telo
1.Ooma is a full router capable of prioritizing voice data and directing traffic to ensure the most reliable phone service.
2.A USB port supports Wi-Fi and Bluetooth accessories and provides future expansion opportunities.
3.Built in speaker provides the ability to screen calls prior to answering.
4.A keypad provides one-touch access to voicemail.
5.DECT radio supports up to 4 wireless handsets and over 4000 sensors.
6.Built-in 900MHz dual-core processor provides the power for Ooma PureVoice™ including HD Voice and adaptive redundancy for a more natural sounding voice without stuttering or interruption.
7.1 GB NAND Flash with dual system image for the ultimate in reliability and upgradability to new services.
Now, if its a modem, is this even usable with Fios?