1. Interface rate: PCI-E 3.0 2. Support slot: M.2 KEY-M or KEY-8 3. Support system: WIN8/10/11/LINUX 4. Function: Turn the idle motherboard KEY-M M.2 slot into 4 SATA3.0 6Gbps interfaces 5. Only supports M.2 NVME or PCI-E protocol slots, does not support NGFF SATA protocol 6. Only supports 2280 size slot, please pay attention to the slot 7. Powerful chip, using ASMedia ASM1064 master control, high-speed and stable transmission 8. Does not support M.2 SATA slot 9. Dimensions: 80x22.3mm