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Arris Cable Modem - $10 (Rowlett)
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Core Specifications
Standard: DOCSIS 3.0
Speeds: Up to 343 Mbps downstream and 120 Mbps upstream
Connectivity: 1 Gigabit Ethernet port
Channel Bonding: 8 downstream channels × 4 upstream channels
Wireless: None (requires a standalone wireless router for Wi-Fi)
Compatibility
The CM820A is generally compatible with major cable internet providers—including Comcast Xfinity, Spectrum, and Cox—although support depends on your specific regional plan.
ModemGuides
Note: Because internet providers are upgrading their networks, this older DOCSIS 3.0 modem may not support gigabit or ultra-high-speed internet plans (such as those requiring DOCSIS 3.1). You must verify with your provider whether they still allow this specific model on your network tier.