JMB585 Helpful M2 PCIE to SATA 6G Hard Driver Expansion Card Compact SSD SATA Adapter Safe Specifications: This hard drive expansion card supports plug-and-play function, which enables you to use it without installing driver.It is the hard drive expansion card that can provide you with total five SATA interfaces to effectively solve the problems of inadequate interfaces.Made of high quality PCB, this product is reliable and durable to use.The length of the product is 8cm, the width is 2.2cm.It is compatible for Macc OS, for Window, for Linux.Item Name: Expansion CardMaterial: PCBHard Disks: Support SATA Hard DiskSupport: 5 SATA DevicesOperating System: for Mac OS, for Windows, for Linux.Speed: SATA3(6G), Bottom Total Bandwidth 16GFeatures: Plug and Play, 5 Ports, ProfessionalSize Details: 8cm x 2.2cm/3.15" x 0.87" (Approx.)Notes: Due to the light and the screen setting difference, the item's color may slightly differs from the pictures. Please allow slight dimension difference due to the manual measurement.Package Includes: 1 x Expansion Card