Motorola SB6121 SURFboard DOCSIS 3.0 Cable Modem by Motorola 115 days in the top 100 (268) Buy new: $99.99 $84.00 34 used & new from $75.95 (Visit the Best Sellers in Electronics list for authoritative information on this product’s current rank.)

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#9: Motorola SB6121 SURFboard DOCSIS 3.0 Cable Modem