This is a video transmission converter that can connect to mobile phones, tablets, laptops and other devices with USB-C interface. Moreover, the USB-C interface is small in size, and it also supports positive or reverse insertion. It can perform data transmission. Theoutput port supports up to 3840X2160P/30HZ video resolution, which can be output on high-definition displays, LCD TVs and other equipment, but the equipment itself is required to have Type c protocol. Built-in conversion chip, it can be plug and play. It supports Micro-SD/TF card data storage function. Compliant with USB-C interface specification. It is downward compatible with USB2.0/1.1. Item Name: 7-in-1 Hub Number of Interfaces: 7-in-1 Operating Humidity: 10 Percent to 85 Percent RH(Non-Condensing) Storage Temperature: -10 Degree Celsius to 70 Degree Celsius Storage Humidity: 5 Percent to 90 Percent RH(Non-Condensing) Supported Video Formats: 1080p/23.98/24/50/59.94/60HZ, 1080i/50/59.94/60HZ, 720p/50/59.94/60HZ, etc. Supported Function: Support HDCP2.2 USB3.0A/F Port: Supports A Maximum Current of 0.9A and A Maximum Rate of 5Gbps Material: Aluminum Alloy Features: 7-in-1, Small Size, Easy to Carry, Data Transmission, Plug and Play Size: 12.8cm x 2.8cm x 1cm/5.04"; x 1.1"; x 0.39"; (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x 7-in-1 Hub