Attention: It is neceary to confirm that your host device supports video output or DP Alt Mode, and you can normally see the DP-logo next to the port if this is the case, NOT for all USB-C port laptop, such as this adapter CANNOT work with HP Pavilion/HP EliteBook/Lenovo IdeaPad... There are 6 models optional, different model with different interface and appearance, please choose suitable model before purchase: (1) 5-in-1 Model: SD/TF + 3*USB3.0 (2) 6-in-1 Model with PD : SD /TF + 3*USB3.0 + USB-C Charging (3) 7-in-1 Model with PD : HDMI +SD/TF + 2*USB2.0 + USB3.0+USB-C Charging (4) 8-in-1 Model with PD : HDMI +VGA+SD/TF + 3*USB3.0 +USB-C Charging (5) 9-in-1 Model with PD : HDMI +RJ45(1000m)+USB-C(Data)+SD/TF + 3*USB3.0 +USB-C Charging (6) 11-in-1 Model with PD : HDMI +SD1/SD2/TF + 3*USB2.0 + 2*USB3.0+ USB-C data port+ USB-C Charging Compatible Devices (Not a full list): Laptops: MacBook Pro 2019 2018 2017 2016 / MacBook Air 2019 2018 / MacBook 12 Dell XPS13 / XPS15 / Inspiron 13 7000 / Inspiron 15 7000 HP Spectre 13 / Spectre X360 / EliteBook Folio G1 ASUS ZenBook3 / ZenBook Pro / Surface Book 2 / Go Chromebook / Pixelbook / Huawei Matebook Lenovo Yoga 930 / 920 / 910 / 720 Please Note: The Max resolutions and refresh rates output of the adapter are entirely dependent on the USB-C host devices, connected cable and the display specifications.To manually adjust resolution for your Mac OS, hold down the option key and then click Scaled.To manually adjust resolution for your Window OS, go to Windows Setting - System - Display.If you want to play audio via the external HDMI device, please change the default audio output device setting in the system preference.Not compatible with Apple Superdrive