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Get the Toshiba Canvio Desk 3TB USB 3.0 Desktop External Hard Drive (model HDWC130XK3J1) for $110.49 plus free shipping at Newegg when you use coupon code EMCXTWR23. This is the lowest price we found by around $10. The drive speed is 5700 RPM and ships with preloaded backup software. There is no sales tax (except in CA, NJ, TN).