BestBuy has the Western Digital 500GB Portable USB External Hard Drive in the limited design Wave White, model no. WDBAAA5000AD3, or Boombox Black, model no. WDBAAA5000AD4, for $49.99 (69.99 – 20 instant savings) for a limited time. Shipping adds $6.99, or choose in-store pickup for Free. Sales tax is added where applicable. This WD Essential Drive features a limited edition design, 256-bit hardware-based encryption, automatic backup, and WD SmartWare built-in.