WD 6TB My Book for Mac Desktop External Hard Drive - USB 3.0 - WDBYCC0060HBK-NESN Type: External Compatibility: Formatted HFS + Journaled for Mac OS X, Snow Leopard, Lion or Mountain Lion Requires reformatting for Windows operating systems Note: Compatibility may vary depending on user's hardware configuration and operating system Dimensions: 6.72 x 1.93 x 5.48 Weight: 2.27 lbs. Package Contents: Desktop hard drive USB cable AC adapter Quick Install Guide
