Specification: Item Type: Adapter Card Material: PCB Color: Black board Chip: For JMB363 Transfer Type: PCIe to 2 internal + IDE + 2 external ESATA (external ESATA and internal can only use 2 at the same time, select by jumper, the default is 2 internal interfaces) Transfer Rate: Up to 3Gb/s Supports hard drives with a capacity of 137 GB or more (48-bit LBA mode) 1 IDE interface supports up to 2 IDE devices How to Use: 1. Open the computer case and remove the rear block 2. Insert the adapter into the corresponding PCI-Expres slot 3. After installing the chassis, turn on the device, read the drive disk, install the drive, and then connect to the hard drive for use Package List: 1 x Adapter Card1 x Driver CD Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.