![Amazon.com: ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Internet Speeds | 4 OFDM Channels | 2 Year Warranty,White : Electronics Amazon.com: ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Internet Speeds | 4 OFDM Channels | 2 Year Warranty,White : Electronics](https://m.media-amazon.com/images/I/71AOjl1-0OL._AC_UF894,1000_QL80_.jpg)
Amazon.com: ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Internet Speeds | 4 OFDM Channels | 2 Year Warranty,White : Electronics
![Just bought and activated a Surfboard SB8200, it's a pretty nice little modem but I'm only getting DOCSIS 3.1 on downlink. Any ideas on something I could be missing? : r/Spectrum Just bought and activated a Surfboard SB8200, it's a pretty nice little modem but I'm only getting DOCSIS 3.1 on downlink. Any ideas on something I could be missing? : r/Spectrum](https://i.redd.it/bq1hdmoq1l581.jpg)
Just bought and activated a Surfboard SB8200, it's a pretty nice little modem but I'm only getting DOCSIS 3.1 on downlink. Any ideas on something I could be missing? : r/Spectrum
![ARRIS introduces their first DOCSIS 3.1 cable modem with the SURFboard SB8200, available on Amazon - 404 Tech Support ARRIS introduces their first DOCSIS 3.1 cable modem with the SURFboard SB8200, available on Amazon - 404 Tech Support](https://i2.wp.com/www.404techsupport.com/wp-content/uploads/2017/03/arris_SB8200-750x420.jpg?resize=750%2C420)
ARRIS introduces their first DOCSIS 3.1 cable modem with the SURFboard SB8200, available on Amazon - 404 Tech Support
![ARRIS SURFboard Docsis 3.1 Gigabit Speed Cable Modem, Approved for Cox, Spectrum and Xfinity (SB8200) - Walmart.com ARRIS SURFboard Docsis 3.1 Gigabit Speed Cable Modem, Approved for Cox, Spectrum and Xfinity (SB8200) - Walmart.com](https://i5.walmartimages.com/asr/912412fb-93f0-4746-b86d-5ce6f4bcc81e_1.98636ec79832c97a2dd15a86dca34997.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)