Bidul USB Hub 3.0 with Ethernet Adaptor & Display Port for Surface Pro 4 (S-USBHub_3_0_RJ45_SP4) 1 USB 3.0 Male connector (USB 3.0 Output : 900mA). For surface pro 4 1 Display Port Male, 2USB 3.0 female Ports, 1 Display port, 1 Ethernet Port Compatibility with : USB 3.0USB2.0/1.1)