1*TYPE-C to USB3.0 male connector, backward compatible with USB2.0,USB1.1 1*USB3.0 standard port, theoretical transmission speed 5Gbps, backward compatible with USB2.0, USB1.1. USB downstream current 500MA 2*USB2.0 standard port, theoretical transmission speed 0.5Gbps, backward compatible with USB1.1. USB downstream current 500MA 1*SD card reader port, 18-20mbps 1*TF card reader port, 18-20mbps ABS environmental protection materials + dumb oil process, pure wire length 8CM extension wire. Don't support Mac M1 System |