NewEgg.com has Seagate FreeAgent Go 500GB USB Portable Hard Drive in black, model no. ST905003FGA2E1-RK for $89.99 (119.99 – 20 instant savings – 10 coupon) with Free Shipping for a limited time. To get discount, use the coupon code: EMCLMMN65 at checkout. This drive is dockable (dock sold separately) and runs at 5,400 RPM.