Black 3.1/M Type C to 3.0 7-Port Hub Adapter Converter for Apple MacBook Air New The latest USB 3.1 Type C interface with multiple 7-port hub. For PC laptop tablet macbook and other USB 3.1 Type C supported devices. 24-pin USB 3.1 interface size: 8.25 x 2.4mm. Can be inserted with both sides. High speed 7-port USB 3.0 hub with OTG function. Also compatible with USB 2.0/1.2/1.0. Suitable for Apple Macbook Air to get connected with portable hard drive/smartphones/USB drive/etc. Low-profile design. Compact size. Convenient to use and keep.