Interface Type: HDMI (60HZ) + USB3.0 x 2 + PD Fast Charge + Type-C + TF Card + Secure Digital Memory Card HDMi Resolution: 3840 x 2160 USB3.0 Transfer Rate: 5GB / S Applicable Model: Suitable for MacBook 2018/2017/2016, for Mac Book Pro 2018/2017, for iPad Pro2018, for NINTENDO SWITCH, for Chromebook, for HUAWEI mate 20/mate 20 pro, for Samsung S8/S9/Note8/Note 9, for HP Spectre/Pavilion, for Huawei Matebook, for Dell XPS series, for Mi Air. 1、Made of aluminum alloy material, the hub is of high quality and durable. 2、With 7 expansion ports including HDMI (60HZ) + USB3.0 x 2 + PD fast charge + Type-c + TF card + Secure Digital Memory Card. 3、4K x 2K (3840 x 2160) HDMI port, backward compatible with 1080P, 720P, etc. 4、High-speed USB3.0 port, 5GB/S transmission rate, maximum power supply 4.5W. 5、PD fast charge port, 20V/3A, support up to 87W power adapter (input). 6、High-speed type-c interface, maximum power supply 4.5W. 7、Secure Digital Memory Card / TF card slot: Secure Digital Memory card and TF card can work simultaneously. 8、Suitable for MacBook 2018/2017/2016, for Mac Book Pro 2018/2017, for iPad Pro2018, for NINTENDO SWITCH, for Chromebook, for HUAWEI mate 20/mate 20 pro, for Samsung S8/S9/Note8/Note 9, for HP Spectre/Pavilion, for Huawei Matebook, for Dell XPS series, for Mi Air. Hbu x 1