USB : H610 & Q670: 5 x USB 2.0 (1 x USB share M.2 B), / Q670: 2 x USB 3.2. USB : 4 x USB 3.2 Gen1 (H610) / 4 x USB 3.2 Gen2 (Q670). FORM FACTOR : Mini-ITX: 6.7" x 6.7" (170 mm x 170 mm). EXPANSION SLOT : 1x M.2 2230 E key (PCIe X1, USB2.0, SMBus, CNVi), / 1x M.2 3042 B key (USB2.0, PCIe3.0 X1, SATAIII), / 1x M.2 2242 / 2280 M key (PCIe3.0 X4, SATAIII), / 1x PCIe 3.0 X4 slot.
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