Western Digital s high-capacity 320 GB WD Dual-option Combo hard drive includes a USB 2.0 hub with front and rear ports. A convenient power button is equipped with SafeShutdown a WD-exclusive feature that ensures all data has been transferred before shutting down the drive. Dual-option backup buttons let you choose how and when to backup your data - automatically or on-the-spot.

Model: WDXB3200JBRNN