with 2x 4K HDMI, 1x 2K VGA Port, 1000M RJ45 Ethernet Port, Type C PD 3. 0 charging port, 2x USB 3. 0 Ports, 2x USB 2. 0 Ports,3.5mm Audio Jack, and SD & TF card reader. Powerful Pass-through Charging-With 100W PD3.0 pass-through charging port, this WAVLINK 12-port dock provides up to 85W power delivery to your laptop( 15W to other peripherals), quickly charging your connected devices while displaying or transferring data 4K Ultra HD and Multiple Display-Mirror or extend your screen with HDMI ports and a VGA port. Under DP1.4 source, single HDMI 2 supports up to 4K@60Hz while HDMI 1 supports 4K@30Hz, VGA supports 1080P@60Hz. Resolution will be one 4K@30Hz and another 1080P@60Hz if two monitors play simultaneously; and will be 1080P@60Hz when playing triple displays with dual HDMI and VGA. NOTE: ONLY Windows support MST, Mac DOES NOT. The resolution may be reduced under DP1.2 source. Portable & Aliminum Design & Plug and Play