Docking station UGREEN CM888 7in1 USB-C with HDMI, USB 3.0, PD 85W

UGREEN Uno 7-in-1 USB-C Hub (CM888) is a compact docking solution that expands a laptop or tablet's connectivity with a 4K@60Hz HDMI output, multiple USB ports, Gigabit Ethernet and pass-through power delivery. It simplifies a workstation by combining video output, data transfer and charging in one unit suitable for home, office or travel use.

Advantages

The hub provides a 4K@60Hz HDMI output for high-resolution external displays, two USB 3.0 ports for fast data transfer up to 5 Gbps, an additional USB 2.0 port for peripherals, a USB-C 3.0 port for data and charging, a 1000 Mbps Ethernet port for stable wired network connections, and a PD charging port supporting up to 85–100 W pass-through to keep a laptop charged while using other ports. Its compact design consolidates multiple interfaces into a single plug-and-play accessory.

Suitable for

• Connecting laptops or tablets to external 4K monitors and TVs
• Transferring large files and connecting USB peripherals such as external drives
• Providing a stable wired internet connection for streaming, conferencing or online work
• Charging a laptop while using external displays and peripherals

Key specifications

• HDMI output: up to 4K resolution at 60 Hz
• USB 3.0 ports: 2 × up to 5 Gbps data transfer each
• USB 2.0 port: 1 × for keyboards, mice and low-speed peripherals
• USB-C 3.0 port: 1 × data transfer and charging support
• Ethernet: 1000 Mbps wired network port
• Power Delivery (pass-through): supports up to 85–100 W charging for host device
• Form factor: compact 7-in-1 USB-C hub

How to use

Plug the hub into a compatible device's USB-C port to enable video output, network access, data transfer and charging. Connect an HDMI cable from the hub to an external monitor or TV to use the 4K@60Hz output. Attach USB devices such as external drives or peripherals to the corresponding USB-A or USB-C ports. For wired internet, connect an Ethernet cable to the hub's Gigabit port. If you need to charge the host device while using the hub, connect a USB-C PD charger to the hub's PD input port.

Usage recommendations

Use a USB-C cable and a power adapter rated for the required power delivery to ensure stable charging; for optimal display performance use high-quality HDMI cables that support 4K@60Hz. Avoid overloading multiple high-power devices simultaneously to maintain stable operation.