This is a USB-C to USB 3.0 with HDMI and Type-C charging port adapter. The USB3.0 port allows you to connect a USB device or another hub to the host computer. The USB-C female port can charge the host computer and supply power for the adapter at the same time. The HDMI port (DP 1.2 Altmode) allows you to connect a monitor with an HDMI connection in order for you to watch videos or slideshows on a big screen. It works with both Macbooks, iPads and other USB-C supported devices. Input: USB-C Male x 1 / USB-C Female x 1 Output: HDMI Female x 1 / USB-A 3.0 Female x 1 Graphics: - Maximum resolution: 3840 x 2160 Other features: - Cable length: 0.2 Packaging data: - Quantity per pack: 1 Performance: - Housing material: Aluminium - Hub interfaces: HDMI/USB 3.2 Gen 1 (3.1 Gen 1) Type-A/USB 3.2 Gen 1 (3.1 Gen 1) Type-C - Maximum refresh rate: 60 Ports & interfaces: - HDMI ports quantity: 1 - HDMI version: 1.4/2.0 - USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 1 - USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity: 1 - USB Power Delivery (USB PD): Yes - USB Power Delivery revision: 3.0 - USB Power Delivery up to: 100 Power: - Power source type: USB - USB cable length: 0.2 Technical details: - Warranty period: 5 Vendor information: - Brand Name: eSTUFF - Homepage: https://estuff.eu/ - Warranty: 5 - Product.Details.Specifications.Level1: Consumer Electronics - Product.Details.Specifications.Level2: Home Office - Product.Details.Specifications.Level3: Notebook Accessories - Product.Details.Specifications.Level4: Docks & Port Replicators