DescriptionLemorele TC21L usb c hub hdmi 4k 60hz Dual HDMI-Compatible 4K Display Adapter Windows 7/8/ Note 1 :Our products include a USB interface, SD/TF interface, power supply interface, and HDMI/VGA interface.Different USB-C ports can use different functions for connecting HUB1. Ordinary USB-C ports can use USB and SD/TC interface functions2. Support PD (Power Delivery) can use the power supply interface function3. Support DP (Display Port) can use HDMI/VGA interface function4. Full-function port and Thunderbolt interface support all functionsBefore purchasing, please understand the type of USB-C port of your laptop, so as not to be unable to use the expected functions after purchase, you can consult the brand customer service or browse the official website of the laptop to understand the product interface type Note 2:USB-A port does not support direct output of audio and video.Therefore, please do not use USB-A to USB-C adapter and then connect our products, so the connection cannot use HDMI/VGA function Product introduction:1、This device is suitable for TV, projector, computer monitor with HDMI interface.2、Support laptop/tablet/cell phone with USB-C (Type-C) interface to extend the video and other content to the same screen or large screen display devices.3, There are two modes: same-screen and expansion. The same screen mode that the computer and HDMI monitor display the same content; expansion mode is the computer and HDMI monitor display different content.4, HDMI maximum support Ultra High Definition 4K (3840 x 2160,@60Hz) resolution output. When only 1 HDMI port is connected, the transmission resolution is 4K@60Hz; when only 2 HDMI ports are connected, the transmission resolution is [email protected]、Support Windows and macOS system laptops.6、It can be applied to watching video, video teaching, meeting projection and other scenarios.