DA330 is a USB-C multiport MST (Multi Stream Transport) adapter offers dual HDMI outputs, USB-C Power Delivery, and 3.5mm audio output. It allows you to connect 2 screens simultaneously and supports both extend and mirror modes for Windows system. DA330 supports display resolutions up to 4K@60Hz when single display is connected, and up to 4K@30Hz when two displays are connected. It also supports Power Delivery up to 100W charging via the USB-C port and one 3.5mm headphone jack for audio output. Don\'t be restricted to the small screen on laptop, this adapter can significantly increase productivity by adding two screens to your laptop and ideal for multi-tasking. It’s a great solution for work or home office to display independent content on extra screens, and makes multi-tasking easier. Features Support MST (Multi Stream Transport) for mirror or extended screen mode Connect 2 HDMI displays to your computer through a single USB-C port Support 2 mirrored screens or 2 extended screens Significantly increase productivity by adding multiple screens Support resolutions up to 4K@60Hz when single display is connected Support resolutions up to 4K@30Hz when two displays are connected Power Delivery supports up to 100W charging via the USB-C port 3.5mm headphone jack for audio output Plug and Play, no driver or software required Aluminum casing, durable and better heat dissipation MST supports Windows only, MacOS supports one extended screen only Specifications Material: Aluminum Connection Ports: 2xHDMI, 3.5mm Audio, USB-C, USB-C PD HDMI Resolution (1 Display): Support up to 3840x2160 at 60Hz (4K@60Hz) HDMI Resolution (2 Displays): Support up to 3840x2160 at 30Hz (4K@30Hz) PD Charging: 1x USB-C Female (for charging only), up to 100W Operation Temperature: 0 - 50°C Cable Length: 10cm approx. Dimension: 6.2cm x 5.2cm x 1.5cm System Requirements Available USB-C port with DP Alt Mode (DisplayPort Alternate Mode) support Windows 8 or above is r