As one of its daily deals, Best Buy offers the Seagate 3TB Central Network Attached Storage External Hard Drive, model no. STCG3000100, for $79.99 with free shipping. That's $20 under our mention from three weeks ago and the lowest total price we've seen. (It's also a current low by $48.) This PC/Mac-compatible network attached hard drive attaches to your wired or wireless router for backup or file sharing. Deal ends today.

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