Please kindly noted that this item is sold by Homee from Joybuy marketplace. Overview: This is a USB-C to HD with USB 3.0, VGA, and USB-C charging port hub. The USB 3.0 port allows you to connect a USB device to the host computer or another hub, the USB-C female port can charge for the host computer and supply power for the adapter at the same time, and the VGA and HD ports allow you to connect an extra monitor so that you can watch videos or slideshows on the big screen. It can work with Macbook/Chromebook Pixel and other USB-C supported devices. Features: [4-in-1 Multifunctional Hub] Type-C Male (USB 3.1) to HD & VGA & USB 3.0 & Type-C Female Port. Convenient for home-theater entertainment, office, presentation, exhibition, teaching, etc. [HD & VGA Output] Extend or mirror screen of Notebook/Laptop/PC to Projector/ TV/ Monitor. HD port supports resolution up to 3840*2160/30HZ. VGA port supports resolution up to 1920*1080/60Hz. When used simultaneously with HD and VGA interfaces, it supports video resolution up to 1920*1080P/60HZ. [USB 3.0 Output & Type-C Charging] Support USB 3.0 super speed (5Gbps) transmission. Suitable for U disk, hard disk, , keyboard, and other USB devices. Type-C charging can output up to 100W quickly. Supports charging for USB-C supported devices. [Wide Compatibility] Compatible with MacBook//compatible with Dell/, and other mainstream brand notebooks, compatible with S8/S8+ /S9/S9+, mate10/mate20/mate30/P20/P30/P40, and other mobile phone models. [Plug and Play] Lightweight, plug and play, no extra driver is needed. ONLY needs to make sure your USB C HOST device like laptop/tablet/cell phone support Thunderbolt 3 or Display output over USB C. Specifications:   HD Port Resolution: up to 3840 * 2160@30HZ VGA Port Resolution: up to 1920 * 1080@60HZ USB Input: USB Type C Male, USB-C Female Output: VGA Female, HD Female, USB 3.0 Female Color: Gray Main Item Size: 6.2*4.5*1.5cm/2.44*1.77*0.59in Main Item Weight: 43g/1.51oz Package Size: 14.0*7.6*1.8cm/5.51*2.99*0.70in Package Weight: 56g/1.97oz Package List: 1 * 4-in-1 USB C Adapter [4-in-1 Multifunctional Hub] Type-C Male (USB 3.1) to HD & VGA & USB 3.0 & Type-C Female Port. Convenient for home-theater entertainment, office, presentation, exhibition, teaching, etc. [HD & VGA Output] Extend or mirror screen of Notebook/Laptop/PC to Projector/ TV/ Monitor. HD port supports resolution up to 3840*2160/30HZ. VGA port supports resolution up to 1920*1080/60Hz. When used simultaneously with HD and VGA interfaces, it supports video resolution up to 1920*1080P/60HZ. [USB 3.0 Output & Type-C Charging] Support USB 3.0 super speed (5Gbps) transmission. Suitable for U disk, hard disk, , keyboard, and other USB devices. Type-C charging can output up to 100W quickly. Supports charging for USB-C supported devices. [Wide Compatibility] Compatible with MacBook//compatible with Dell/, and other mainstream brand notebooks, compatible with S8/S8+ /S9/S9+, mate10/mate20/mate30/P20/P30/P40, and other mobile phone models. [Plug and Play] Lightweight, plug and play, no extra driver is needed. ONLY needs to make sure your USB C HOST device like laptop/tablet/cell phone support Thunderbolt 3 or Display output over USB C.