DOCSIS 3 1 Cable Modem with 32 downstream x 8 upstream DOCSIS 3 0 channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Two 1-Gigabit Ethernet ports and 2 Telephony ports for Xfinity digital voice service. Best for Xfinity internet speed plans up to 2 Gbps. Xfinity internet service required Does not include Wi-Fi. The item "ARRIS T25 Surfboard DOCSIS 3.1 GB Cable Modem For Xfinity, Internet, Voice BLACK" is in sale since Tuesday, November 10, 2020.This item is in the category "Computers/Tablets & Networking\Home Networking & Connectivity\Modems". The seller is "onlinemartus" and is located in Plano, Texas. This item can be shipped to United States.