Specification:

Sleek and slim cable dock with triple display outputs.
Type-C USB3.1 Gen2 male to connect to your laptop.
1 x DisplayPort (DP1.2) + 1 x HDMI (V1.4b) + 1 x VGA for different monitors.
Single display resolution: DP or HDMI up to 3840×2160@30Hz, VGA up to
2048×1152@60Hz.
Dual display resolution: up to 2048×1152@60Hz for each two ports together.
Triple display resolution: up to 1920×1080@60Hz.
1 x Type C Gen1 USB3.0 for PD3.0 and data of 5Gbps.
2 x Type A USB3.0 for data of 5Gbps.
2 x Type A USB2.0 for data of 480Mbps.
1 x SD/Micro SD V2.0 card reader supports SDHC up to 32GB, SDXC up to 2TB.
1 x Gigabit Ethernet for high speed wired Internet.
1 x 4-Pole jack for audio/microphone.