Lenovo GX90T77924. Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-C, Hub interfaces: HDMI, USB 2.0, USB 3.2 Gen 1 (3.1 Gen 1) Type-A, USB 3.2 Gen 1 (3.1 Gen 1) Type-C, Compatible memory cards: MicroSD (TransFlash), SD. Data transfer rate: 5000 Mbit/s, Maximum resolution (HDMI): 3840 x 2160 pixels, Product color: Gray. Power supply type: USB, Power consumption (max): 15 W. Windows operating systems supported: Windows 10. Width: 9.72" (247 mm), Depth: 1.95" (49.6 mm), Height: 0.512" (13 mm)