100% brand new and high qualityFeatures:Type-C extension hub for device charging and synchronization.3 USB interface can be expanded at the same time, support multiple devices, high-speed transmission, stable operation, no stuck, no delay.Support TF/SD card reading and writing, solve the problem that the laptop cannot read the card without a card slot.USB 3.0 port synchronous data transfer rate is up to 5Gbps.HDMI port output resolution is up to 4Kx2K (3840x2160).Specifications:Product name: USB Extension HubResolution: HDMI: 4K@30Hz 1080P@60HzPD charging: 87W, PD fast charging up to 100WSD/TF: Support Micro 3.0 rate simultaneous reading and writingUSB: USB3.0 interface, 5Gbps transfer rateWire: PVCCore: Tinned copper wireMaterial: Aluminum alloy + ABSColor: SilverSize: app.15x8x1.8cm/5.91x3.15x0.71inQuantity: 1pcNote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youPackage includes:1 x USB Extension Hub(other accessories demo in the picture is not included.)