Features: 1. When the extended display is connected to a mobile phone, it can realize the function of copying video on the same screen. When the extended display is connected to a notebook, it can realize the function of copying or expanding, and display different content. It can be used as a small extended display to realize office work. Securities and financial markets, school teaching and other options, very practical! 2. This extended display has a highly clear input, FHD 1920 x 1080 resolution can provide rich visual enjoyment and excellent use effect. 3. Instructions For Use: 1. The extended display can be connected to the mobile phone and notebook through the Type-c cable to realize the function of video copying on the same screen. 2. The expansion display can be connected to the notebook through the MINI HDMIs cable to realize the same screen copy or expansion function. (The customer needs to manually set the display end). 4. Please Note: The interface support Type C 3.1. Specification: Material: Plastic + Metal Product Color: Black Product Size: Expander: 33 x 20 x 1.33cm Type C 3.1 Data Cable Length: About 1.2m MINI HDMIs Data Cable Length: About 1.2m Product Weight: 1020g Screen Type: TFT Screen Size: 14.1 inches Brightness: 220cd/ Working Frequency: 40/60Hz Resolution: FHD 1920 x 1080 Screen Response: 30ms PPI: 157 Screen Ratio: 16:09:00 CPU: RTD2556T or RTD2555T Supported Systems: Windows, Chrome, Macs Input Interface: 1920 x 1200 60Hz, HDMIs 1.4 & HDCP1.4 Output Interface: 1920 x 1080 EDP Power Consumption: >5W Package Included: 1 x Extended Display 1 x Type-C 3.1 ~ Type-C 3.1 cable 1 x Type-C to USB2.0 power cable 1 x MINI HDMIs to HDMIs Compatible Data Cable