It sounds like you are describing a multi-port adapter or dock station that combines various connectivity options into one device. Based on your description, this would likely be a Type C hub with the following features:

• USB Type-C to HDMI: To output video and audio from a USB-C enabled device (like a laptop, tablet, or phone) to an HDMI-capable display (TV, monitor, projector).
• USB 3.0 Ports: Likely 2 or more USB 3.0 (Type-A) ports for connecting external storage, keyboards, mice, or other peripherals.
• Ethernet (LAN) Port: A port to connect to a wired network for faster and more stable internet connectivity than Wi-Fi.
• Additional USB Type-C Port: This may be for charging or data transfer, depending on the device.
• SD and MicroSD Card Reader: Slots for both SD cards and microSD cards, useful for transferring data from cameras, drones, or other devices.