Buy.com offers the TP-LINK 3G/3.75G 802.11n Wireless Router, model no. TL-MR3420, for $24.99 with free shipping. That’s the lowest total price we could find by $18. It allows you to share a 3G/3.75G mobile connection and features data transfer speeds of up to 300Mbps, four 10/100 Ethernet ports, IP-based bandwidth control, and more.

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