Specification: Origin: Mainland China Type: Cable Adapter Package size: 100.00x50.00x20.00mm/3.94x1.97x0.79inch M.2 A+E to 2-port sata. Size: 3x2.4x1cm/1.18x0.94x0.39inch Main Control Chip:JMB582 Interface Speed: PCI-E3.0 Expansion Connection: 2 SATA3.06Gbps Support Slot: M.2KEY-A or KEY-E Input Interface: M,2 NGFF KEY A or E (CNV interface not supported) Support system: WINXP/WIN7/8/10/11/LINUX M.2 NVME to 2-port sata: Size: 8x2.4x1cm/3.15x0.94x0.39inch Main control chip: JMB582 Interface Speed: PCI-E3.0 Expansion Interface: 2 SATA3.06Gbps Support Slot: M.2KEY-M or KEY-B Input Interface: Support NVME or PC-E protocol only Does not support SATA protocol interface use Supported Systems: WINXP/WIN7/8/10/11/LINUX Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x Adapter Card 2pcs x Data Cable 1. Compact Size: The NGFF M2 NVME to SATA3.0 adapter is incredibly compact, making it suitable for installation in limited spaces. 2. Controller Chip: This card adapter utilizes the JMB582 controller chip, enabling high-performance and reliable data transfer. 3. Expansion Interfaces: The riser card features two SATA 3.0 interfaces, with each interface supporting a transfer speed of 6Gbps. This allows you to connect two SATA hard drives or solid-state drives. 4. Slot Support: The M.2 A+E to 2-port SATA expansion card supports M.2 slots, including KEY-A and KEY-E types. Please note that it does not support CNV interface. The M.2 NVME to 2-port SATA expansion card also supports M.2 slots, including KEY-M and KEY-B types. However, it only supports NVME or PCI-E protocol and does not support SATA protocol interface usage.