As one of its daily deals, Woot offers the factory-refurbished Motorola Arris Surfboard 600 Series DOCSIS 3.0 Broadband Cable Modem, model no. SB6183, for $44.99 plus $5 for shipping. That's $5 under our mention from a month ago and $37 under the lowest total price we could find for it new. It features download speeds of more than 600Mbps and upload speeds of more than 100Mbps. A 90-day Arris warranty applies. Deal ends today.