ACASIS Mac mini M4 Dock & Stand Dual-Bay NVMe SSD EnclosureProduct DescriptionA dual-bay NVMe SSD enclosure designed specifically for Mac mini M4 expansion. Supports two NVMe drives for up to 16TB of total storage at speeds up to 917MB/s in RAID 0 mode. The dock connects via the included 40Gbps cable and provides 30W PD power for stable operation. Features three USB-A ports, SD/TF card slots, and HDMI output supporting 4K at 60Hz for multi-monitor setups. Aluminum construction with dual silent cooling fans maintains optimal operating poundsProductdimensions1.3 x 1.3 x 5.0 inchesStylemac mini m4 dockPartnumberM001-NewColorSilver