Output Interfaces Features:1.HDMI: 4K@30Hz/1080P/720P/480P.2.Type C: PD2.0 protocol, only Charging, 20V/5A,100W3.USB 3.0: 5Gbps, 5V/1.5A, Connect U- Disk,Card reader, Mobile hard drive.4.USB 2.0: 5V/500mA, 480Mbps, Connect mouse, keyboard, printer5.SD/TF: SD(HC)/SDXC/MMCII/RSMMC/Micro-SD(TF)/Micro-SDHC/Micro-SDXC, Data storage capabilitiesCompatible Decice:For New 2018 2019 MacBook Air/ Macbook / MacBook Pro/Google Chromebook Pixel/Dell XPS 13 15/HP Spectre Elitebook//HP Spectre X2/HP Spectre X360/Acer Switch Alpha 1/Acer Spin7/Lenovo Yoga 910 920/Xiao Mi Airbook/Huawei matebook/Lumia 950XL/LG G5/Samsung S8 S9 S10 Note8 note9 note10/Huawei P20 P30/mate10 mate20 mate30/Xiaomi 9Type-C to HDMI/USB 3.0/USB 2.0/Type-C/SD/TF ;Type 1: Type C to HDMI/Type-C/USB 3.0/USB 2.0/SD/TFType 2: Type C to HDMI/USB 3.0/Type-cFeature 1: Type C to HDMI 4KFeature 2: Type C to USB 3.0 2.0 HubFeature 3: Type C to SD TF Card ReaderConnector A: TYPE-CConnector A: Thunderbolt 3Gender: Male-FemaleConnector B: TYPE-CConnector B: USBConnector B: HDMIExternal Power Source: NoPackage: YesModel Number: CU25Amplifier: NoColor: graymaterial: metalsizer: 98*23*11mmPackage Contents:1 x Expansion DockOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.