Smrroy er 5sd CADDY CASE White USB 2.0 2.5 HARD DRIVE SATA HDD HD ENCLOSURE 1. With USB "Y" cable ,1 USB ports 2. Oxidized case surface 3. Compliant with USB 2.0/1.1 standards 4. Windows 98/ME/SE/2000/XP/Win7, Mac OS 8.6 or later,windows vista 32/64. 5. Easy to data backup and exchange.