Features: brand new and high quality You can connect Sata 2 hard drives via the for M.2 NVME for Key for M or for Key B port expansion 2 port Sata3.0 interface on the motherboard. Using JMicron JMB582 chip, the transmission speed is stable. Support Sata III speed 6Gbps, Sata II speed 3Gbps, Sata 1 speed 1.5Gbps. The product is drive-free and hot-swappable. System support: for Windows XP/Win7/Win8/Win10 Linux. Specifications: Product Name: for M.2 NVME to 2 Ports Sata3.0 Expansion Card Chip: JMicron JMB582 Color: Black Style: 1 standing 1 lying, 2 side standing, 2 standing(optional) Supported slots:Only support 2280 slots Input Interface :Only NVME or PCI-e protocols are supported, and Sata protocol interfaces are not supported Output Interface:Sata3.0 Power Supply: No additional power supply required Transmission sppeds are up to 6Gbps Compatiblle slot: for M.2 for Key for M or for Key B Support system: for Windows XP/Win7/Win8/Win10 Linux Package Includes: 1 x for M.2 NVME to 2 Ports Sata3.0 Expansion Card 2 x Sata Cable note: There may be a little size error in manual measurement. Due to different lighting effects and monitor settings, the color of the actual item may not exactly reflect the color in the images.