1. 3.5’ HDD Enclosure suitable for IDE hard disk  from 5GB up to 600GB 

2.Aluminum magnesium alloy body surface

3.Portable design, hot plug and play

4.external power adapter

5.O/S requirements:Windows 98SE/ME/2000/2003/XP/Mac OS 8.60 and Vista

6.No driver required except Windows 98SE

7.Transfer speed: up to 480Mbps