As of April 2026, the SBG6900-AC is largely considered a legacy product. While it may occasionally appear as an "Open Box" or refurbished item, it is typically superseded by newer models at retailers like Best Buy .
: Includes 4 Gigabit Ethernet ports for stable, high-speed wired connections to PCs or gaming consoles. arris sbg6900 ac best buy
: Supports download speeds up to 686 Mbps with 16 downstream and 4 upstream channels. As of April 2026, the SBG6900-AC is largely
Note : Some users report it may now be marked as "Not Supported" for newer high-speed Xfinity tiers. : Supports download speeds up to 686 Mbps
The is a 3-in-1 device that functions as a DOCSIS 3.0 Cable Modem , a dual-band AC1900 Wi-Fi router, and a 4-port Gigabit Ethernet switch. While it was a flagship model in its class, users and experts now generally recommend upgrading to DOCSIS 3.1 standards for future-proofing and better security. Key Specifications & Performance
: Certified for major U.S. cable providers such as Xfinity (Comcast) , Cox , and Spectrum .
Will this work with my Arris Surfboard SBG6900-AC - Best Buy
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