Gadget Professionals via Amazon offers Prime members the Belkin Share N300 802.11n Wireless Router, model no. F7D7302, for $19.99 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $9.) That's $6 under our mention from four days ago and the lowest total price we could find now by $6. It features pre-configured security settings with WPA/WPA2 and WEP encryption, four 10/100 Ethernet ports, one WAN port, USB (for connecting a printer, hard drive, etc.), and more.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.