A USB-C to HDTV 8 in 1 adapter, often called a multi-port hub, combines several functionalities into a single, compact device. It typically includes an RJ45 Ethernet port, slots for Micro SD and TF cards, an HDMI port, two USB 3.0 ports, a USB-C port with Power Delivery (PD) support, and a Type-C port for data transfer.