SURFboard DOCSIS 3.1 Cable Modem for Xfinity Internet & Voice

10x faster than DOCSIS 3.0- The SURFboard T25 is a DOCSIS 3.1 cable modem with Voice over IP (VoIP) for Xfinity Internet & Voice service. It's capable of bonding up to 32 downstream and 8 upstream DOCSIS 3.0 channels or 2 x 2 OFDM DOCSIS 3.1 channels, providing increased bandwidth for true gigabit speed capability.

2 products in 1- Do you have digital voice service but don't want to rent your modem? The T25 combines a DOCSIS 3.1 cable modem with a digital voice adapter to provide telephone connectivity. It also has 2 Gigabit Ethernet ports, perfect for connecting to a Wi-Fi router.

Perfect for gigabit speed plans- The T25 is capable of gigabit download speeds making it the perfect choice for gigabit speed cable internet plans.

2 products in 1

The T25 combines a DOCSIS 3.1 cable modem with a 2-line digital voice adapter for telephone service.

Save on monthly rental fees

Stop spending on monthly modem rental fees. By purchasing your modem you will ensure you have the latest technology and save money in the long run.

Quick & easy setup

With just a few quick cable connections and a visit to your ISP's activation page, you can have a lightning-fast home network up and running.

1. Connect the cables: coaxial, power, Ethernet

2. Login to xfinity.com/activate

3. Setup your devices

Capable of true gigabit speeds

With 32 downstream and 8 upstream channels, plus 2 downstream and 2 upstream OFDM DOCSIS 3.1 channels, the T25 is capable of true gigabit download speeds, making it the perfect solution for gigabit speed internet plans.