The For Argon ONE M.2 Case ups the ante by providing: 1. two full-sized HDMI ports. 2. Power Management Modes that allows for automatic bootingBuilt-in IR support with streamlined options for configuration. Integrated M.2 SATA SSD support through the USB 3 Ports of the for Raspberry Pi 4.For Argon ONE M.2 Case extended support for M.2 SATA SSDs allows you to maximize the true potential speeds of your for Raspberry Pi 4. You will now be able to boot via an M.2 SATA SSD for faster boot times and larger storage capacity compared to the traditional Micro-sd Card.For Argon ONE M.2 is UASP Supported for the for Raspberry Pi 4 which means you can maximize the transfer speeds of your M.2 SATA Drive. It is compatible with any M.2 SMagnetic removable top cover and carefully designed GPIO interface, neat groove and removable top cover design, beautiful and dust-proof, clear pin screen printing and color needle arrangement, easy to useMemory: 512G/256G/128G/64Gcolour: black-grayMaterial: aluminum alloyPackage Contents:1 x Upper Shell1 x Fan1 x M.2 SSD Expansion Board1 x Magnetic Suction Cover1 x Usb Adapter Board1 x Heat Conductive Silicone Grease Pad1 Set x Screws1 x SSD 512G/1 x Upper Shell1 x Fan1 x M.2 SSD Expansion Board1 x Magnetic Suction Cover1 x Usb Adapter Board1 x Heat Conductive Silicone Grease Pad1 Set x Screws1 x SSD 256G/1 x Upper Shell1 x Fan1 x M.2 SSD Expansion Board1 x Magnetic Suction Cover1 x Usb Adapter Board1 x Heat Conductive Silicone Grease Pad1 Set x Screws1 x SSD 128G/1 x Upper Shell1 x Fan1 x M.2 SSD Expansion Board1 x Magnetic Suction Cover1 x Usb Adapter Board1 x Heat Conductive Silicone Grease Pad1 Set x Screws1 x SSD 64GOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.