Features: Brand new and high quality Compatible with PCI-Express, complies with Serial ATA Specification 3.0 Bus type of PCI for Express X1 2.0 interface Supported communication speeds are 6.0 Gbps PCIE to Mini SAS Interface/SATA Protocol Mini SAS SFF-8087 can convert 4 port SATA3.0 Specifications: Item Name: PCIE 1X to SATA Card Interface: PCI-E 1X PCB Board Color: Black Interface Speed: 6Gbps Function: for Chia Mining Main Control Chip: ASMedia1064 Size: Approx. 120x62x18mm/4.72x2.44x0.71in System Support: WIN10 LINUX UBUNTU Note: Does NOT support SAS hard drives. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 0.5-2 cm differences due to manual measurement. Package includes: 1 x PCI-E X1 to Mini SAS SFF8087 4 Port SATA3.0 Expansion Card (Mini SAS cable NOT included)