What type of M.2 NVMe drives are compatible with this enclosure?

This enclosure supports B+M/M-Key 2230/2242/2260/2280 M.2 NVMe drives.

What is the maximum data transfer speed supported by the StarTech USB4 M.2 NVMe Enclosure?

The StarTech USB4 M.2 NVMe Enclosure supports data transfer speeds of up to 40Gbps.

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StarTech USB4 M.2 NVMe Enclosure - 40Gbps - External USB-C/Thunderbolt NVMe SSD Enclosure - Aluminum Heatsink Case - B+M/M-Key - 1USB4-NVME-ENCLOSURE

Ultra-fast USB4 NVMe enclosure supports up to 40Gbps; Thunderbolt 5/4/3/USB-C Compatible; Heat-dissipating aluminum heatsink case w/thermal pad; Supports B+M/M-Key 2230/2242/2260/2280 M.2 NVMe (PCIe 4.0 x4); NOTE: M.2 SATA is not supported