USB2.0 to 4 SATA Devices Features JM20336 Chips X2 and NEC USB 4 port Hub Chip Common Specification USB2.0 ¨ HDD Up to 29MByte / Sec USB Bus Data Rate :USB2.0 480Mbps Support 4 S-ATA compliant allows for daisy chain USB 2.0 Interface: One USB Mini B-Type connector. Support hot-plug & hot-swap feature of Serial ATA to USB. Serial ATA port: Four Signal Plugs Type (7pin) Connector . Serial ATA Bus Transfer Rate: 1.5 Gbps up to 3.0 Gbps Using SATA II Drives. Supports 48-bit addressing for large hard drives (>128GB). Tested with Drives up to 1,000GB USB2.0 Plug and Play USB2.0 Data Rate ¨ 480Mbps Suitable for desktop, notebook, palmtop and pen base computers With 6 LEDs indicate power & data R/W Accommodates 5.25",3.5" & 2.5" S-ATA DVD / HDD. USB2.0 ¨ HDD Up to 25MByte / Sec Support Windows : 98/98SE/ME/2000/XP, and Mac OS 10.2 or later. Supports Windows VISTA Support S-ATA 1.5G/bps and 3.0G/bps Hard Drives Description : USB2.0 for S-ATA adapter Dimension : 72 *52 *25 mm Weight : 60 g Please Note: Power Adapter for your Drives is Not Included! USB 2.0 Cable Adapter Box and 4 Short sata cables are the only itmes in the package.