Economic Hard Drive Connectors Set: USB 2.0 to 2.5" 3.5" IDE SATA Hard Drive Adapter Cable + AC Power Adapter + SATA Power Cables + SATA Connecting cable, Support SATA Hard Disk / ATA/ATAPI CD-ROM/R/RW DVD-ROM (based on ATAPI spec.) USB 2.0 specification: MAX 480Mbps(60M/S) high speed transfer rate limited depending on your hard drive and computer USB port standard Newest Upgraded Power Supply: more stable performance and higher quality,max 10 TB hard drive supported