7-IN-1 Expansion: Please Note: ONLY Windows OS can extend four display (support MST), Mac Does Not support Extend Mode.Multiple-Display USB C docking station to dual HDMI 4K (1*60HZ & 1* 30HZ), tHE1*60HZ DP, 1*1080P VGA,3* standard USB 2.0 ports, with four high-definition video output ports.WARNING:The Laptop usb c ports must support full function or thunderbolt.Under Extended Mode, you can enjoy 5 multiple display from 2 HDMI output, 1*DP output, 1* VGA and 1*screen of laptop. o accomplish full functions,your laptop and monitor must support DP1.4 Docking Station Dual Monitor :If you are mac os system laptop,please carefully check the dual display description. Attention: On Mac devices, ONLY Mirror Mode, CAN NOT extend two different Screen, due to Mac OS limitation; Connect device with USB Type C (tunderbolt 3) port to two external monitors.You can enjoy movies,games with your families on external ultra HD big screen; ON Windows this usb c dual hdmi adapter support SST and MST mode. Thunderbolt 3 to DisplayPort: USB-C to DisplayPort 1.4 Adapter supports up to 3840x2160 4K 60HZ, with this USB C to DP adapter and compatible equipment; Connects the laptop with a USB-C or Thunderbolt 3 port to a monitor with DisplayPort, Please make sure your laptop specification support DP1.4 signal output, or it will be 30HZ.; USB C to VGA Adapter compatible for VGA projectors, stream video to a UHD TV, or connect to a projector for a presentation Standard USB A port: 3* USB 2. 0 ports provide more stable connection without wireless interference; Due to the USB 3. 0 radio frequency interference to the wireless connection, It is advisable to connect your wireless device to the USB 2. 0 ports; transfer speeds up to 480Mbps; Make Your Life More Intelligent Extensive Compatibility: This usb c dongle works well with Thunderbolt 3 compatible devices,such as MacBook/MacBook Pro2020 2019 2018,MacBook Air2020-2018,iPad Pro 2018 ,Dell XPS13/15,Samsung Galaxy S9/S9+,etc(Attention: HDMI DP function need to confirm that your host device supports video output or DP Alt Mode, NOT for all USB-C port laptop, such as this adapter CANNOT work with HP Pavilion/HP EliteBook/Lenovo IdeaPad...)