Double-headed Pd Adapter -compatible Pd Data Port Hub Thunderbolt 3 Usb Type C Hub For Macbook / M1 7 In 2 4k Hubs Description: CompatibilityOnly applicable to the following equipment: For MacBook Air 2018 2019 2020 2021 (13 inches) For MacBook 2016 2017 2018 2019 2020 2021 (13" / 15"/16") Interface Type: Seven-in-One TYPE-C Expansion Dock Female interface: -compatible*1+USB3.0*1+USB2.0*1+PD87W**1+SD*1+TF*1+PD2.0*1 Male interface: double TYPE-C USB specification: USB3.0 * 1 2.0*1 Shell Color: Space Grey -compatible resolution: 4K 30hz USB3.0 transfer rate: 5.0Gbps(640MB/s) USB2.0 transmission rate: 480Mbps (60MB/s) SD/TF: supports TF/PD reading PD: 100W power supply ( ), data 2.0 Master chip: AG9310 Applicable computers: only for macbook Product size: 11.4*2.8 * 1.1cm Packing size: 13.8*7.5 * 1.8cm Product weight: 57g Including packing weight: 75g Specifications: -4K -compatible output: support up to 4k 30hz resolution -USB 3.0 interface: up to 5gbps data transfer rate -Memory card slot: support two memory cards to read at the same time, up to 100 M/s -PD100W fast charging: fast charging during use. It supports PD fast charging, allowing you to charge your laptop and mobile phone. -USB-C data 2.0: interface conversion, high-speed data reading -Compatible: Only compatible with Macbook /Air, not applicable to any other model Package Included: 1Docking Station