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 /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 HubNumber of Interfaces: 7-in-1Operating Humidity: 10 Percent to 85 Percent RH(Non-Condensing)Storage Temperature: -10 Degree Celsius to 70 Degree CelsiusStorage 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 HDCP2.2USB3.0A/F Port: Supports A Maximum Current of 0.9A and A Maximum Rate of 5GbpsMaterial: Aluminum AlloyFeatures: 7-in-1, Small Size, Easy to Carry, Data Transmission, Plug and PlaySize: 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& 39;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