Maxtor OneTouch 4 Plus 500GB Ext FW/USB Hard Drive Product Description Maxtor OneTouch 4 Plus - hard drive - 500 GB - FireWire / Hi-Speed USBType Hard Form Factor 3.5" Dimensions (WxDxH) 6 in x 25.2 in x 6.7 in - NOTE: THIS PRODUCT CANNOT BE SHIPPED TO MASSACHUSETTS OR DISTRICT OF COLUMBIA (WASHINGTON, D.C.) Weight 2.4 lbs Localization United States Capacity 500 GB - WARNING: The solder used in this product contains lead, a chemical known to the State of California to cause birth defects and other reproductive harm. Please wash hands after handling internal components and circuit boards and avoid inhalation of fumes if heating the solder. Interface Type IEEE 1394 (FireWire) / Hi-Speed USB Data Transfer Rate 400 Mbps (FireWire) / 480 Mbps (Hi-Speed USB)