Multi Port Design: USB-C to USB-A 3.0 + USB-A 2.0 + HD 4K/30Hz + SD & TF 2.0 Card Reader + PD (100W) SD/TF card reader: UHS-I (theoretical 30MB/s) 2.0 speed, multi-card single disk; maximum storage capacity of 128GB Video Interface: Up to HD 4K@30Hz (3840x2160@30Hz); HD supports HDCP 1.4 and HDCP2.3 HDCP - High-bandwidth Digital Content Protection, this specification is led by Intel to complete, in order to ensure that HD or DVI transmission of high-definition signals will not be illegal recording If you open the Netflix software on Mac-Book Pro (using HDCP2.2), you can watch the video without any problem by connecting an HD cable (HDCP-enabled) to an external monitor (HDCP-enabled) through the HD port of the Type-C adapter (HDCP-enabled) If any of the nodes in the closed loop does not support the HDCP function/HDCP version number does not match (HDCP 2.2 devices are not backward compatible with 1.4). Then that video window will indicate that the HDCP protocol is invalid - a black screen will appear/unable to play. Known websites that force HDCP 2.2 technology are Amazon Prime Video, Netflix, DAZN Transmission: Type A: 1Tx2, 1Tx1 USB 3.0: 5.0Gbps USB 2.0: 480Mbps Compatible with Operating System: Support macOS 10-12, Windows 8.1-11, Linux, and other PC systems Support iPad OS 13-15, Harmony OS 2-3, Android OS 9-11, and other tablet and cell phone systems Compatible with Devices: Supports laptops, iMacs, or host devices with full-featured USB3.1 GEN2 or higher ports Supports MacBook Pro 2016-2020, MacBook Air 2018-2020, iMac 2017/2019, iMac Pro Supports Google Chromebook Pixel, Acer Aspire R13/V15, S5-391-6419 Nitro/V17 Nitro, Predator 15/17, ASUS ROG G752VL, or more Windows laptops with full-featured USB-C ports Supports iPad Pro2018/2020/2021 and iPad Air 4, Samsung Galaxy Tab S7 S7+ or more Android tablets with OTG capability Supports Samsung Galaxy S8/S9/S8+/S9+/S10/S10+/S10E and Note 8/Note 9/Note 10/Note 10+, Huawei Mate 10/11/20/30/40 and P10/11/20/30/40 or more Android phones with OTG function Does Not Compatible with Nintendo Switch. Supports Hot Swap