Newegg offers the Seagate Backup 6TB USB 3.0 External Hard Drive, model no. STDT6000100, for $199.99. Coupon code "EMCAVAR28" drops it to $179.99. With free shipping, that's $40 under our March mention, the best price we've seen, and the lowest total price we could find now by $20. It features mobile backup via an app for both iOS and Android devices. Deal ends July 5.