Luuki_Luuki via Amazon offers the refurbished Netgear N600 Dual-Band 802.11n Wireless Gigabit Cable Modem and Router, model no. C3700-100NAR, for $55.99. Coupon code "O4TM7A6O" cuts the price to $45.99. With free shipping, that's $22 under our February mention of a refurb and the lowest total price we could find for a refurb today by $11. This 2-in-1 dual-band (2.4GHz and 5GHz) wireless router features a DOCSIS 3.0 modem with speeds of up to 340Mb/s, two gigabit Ethernet ports, USB, and WPA and WPA2 encryption.
At least a 90-day warranty applies, but it's unclear who covers it.