ITEM NAME:2Port NGFF M.2 B+M Key SSD to PCI-E 4X 4 Lane Adapter Card Converter Description: Connects one B key & one M key NGFF SSD at the same time to PCI-E 4X motherboard. Compliant with PCI Express M.2 specification 1.0. Compliant with SATA 3.0 specification for B key. Supports data transfer up to 6.0Gb/s. Supports 2230/2242/2260/2280 Size NGFF SSD. Specification: Expansion Interface: M NGFF (M.2) + B NGFF (M.2) Applicable interfaces: PCI-E 4x, PCI-E 8x, PCI-E16x Support M.2 card size: 2230,2242,2260,2280 Provides two M.2 slots, M NGFF interface, B NGFF interface Support M.2 key B and M.2 key M Material: PC board + metal Size: 120x114x1.5mm Package Includes: 1 Piecex Adapter Card 1 Piecex Screwdriver 1 Piecex Cable.Expansion Interface: M NGFF (M.2) + B NGFF (M.2). Provides two M.2 slots, M NGFF interface, B NGFF interface. Supports 2230/2242/2260/2280 Size NGFF SSD. Applicable interfaces: PCI-E 4x, PCI-E 8x, PCI-E16x.