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Lenovo ThinkCentre Tiny M IO Expansion Box Lenovo ThinkCentre Tiny M IO Expansion Box 459.99 CAD Specifications Summary: Colour: Black, The ThinkCentre Tiny M IO Expansion Box can increase more I/O ports for M70Q Gen 3. And this compact I/O box is easy to connect.(Note: BTB 100w Type-C card is not included, which is required to power the box).