Cisco offers the factory-refurbished Linksys DOCSIS 3.0 Cable Modem for Comcast, model no. DPC3008, for $39.99. Coupon code “HSDISH5” cuts it to $37.99. With free shipping, that’s $50 under the lowest total price we could find for a new, factory-sealed unit. This DOCSIS 3.0 modem features support for download speeds up to 340Mbps, upload speeds up to 120Mbps. A 90-day Linksys warranty applies.

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