Best Buy offers the Zoom DOCSIS 3.0 Cable Modem, model no. 5341-00-00J, for $59.99 with free shipping. That's $10 below our mention from this past fall and the lowest total price we've seen. (It's a current low by $5.) It works with all US cable modem services and supports IPv6 and IPv4. It features download speeds of up to 343Mb/s and upload speeds of up to 143Mb/s.