Quick overview from the supplier:
Docking Station Gembird A-CM-COMBO2-01, 3xUSB 3.2, HDMI, Metal housing
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Input USB 3.x Type-C male; 9 cm cable length
USB output 3 x Type-A (female), USB 3.2 Gen 1 (5 Gbps)
HDMI output type-A (female), max. resolution: 4K @ 30 Hz
Dimensions 80 x 23 x 17 mm
Net weight 40 g