Must be connected to the power supply before using. 15-in-1 interface configuration: HDMI 2.0 × 2, DisplayPort 1.4 × 1, USB 3.0 (10 Gbps) × 2, Power Delivery 3.0 × 1, USB 3.0 × 1, USB 2.0 × 2, USB-C 3.0 (10 Gbps) × 1, USB-C 3.0 × 1, SD/TF 3.0 card reader × 1, RJ45 Gigabit Ethernet × 1, 3.5 mm audio jack × 1. This USB-C docking station supports multi-device connectivity including HDMI, DisplayPort, USB, SD/TF card, Ethernet, and audio interfaces.It enables connection of up to three external displays simultaneously using two HDMI ports and one DisplayPort, supporting both expansion and mirror modes.HDMI and DisplayPort support 4K resolution at 60 Hz.The RJ45 port supports 1000 Mbps network speeds and is backward compatible with 100 Mbps and 10 Mbps.Two USB-C data ports support transfer rates of 10 Gbps and 5 Gbps respectively.The SD/TF card slot supports -speed reading for photography and video workflows.The Power Delivery port supports up to 100 W input for laptop.The 3.5 mm audio interface supports external headphones or speakers.The hub features a 360-degree rotatable design with a detachable base. Disclaimer: This is a compatible replacement part.Any brand or model mentioned is for compatibility demonstration, not endorsement.