Wired laptop dock Gembird A-CM-COMBO3-02 — USB 3.2 Gen 1 Type-C, HDMI, USB-A, PD up to 87W, 3840×2160

The Gembird A-CM-COMBO3-02 is a compact wired laptop dock designed to extend connectivity for USB‑C equipped notebooks and tablets. It provides a USB 3.2 Gen 1 Type‑C interface with data transfer rates up to 5 Gbit/s, a single HDMI video output supporting up to 3840×2160 resolution, one USB 3.2 Gen 1 Type‑A port for peripherals and USB Power Delivery charging up to 87 W. Housed in a silver compact enclosure (62×28×10 mm, 25 g), the adapter is intended for portable use where a simple, reliable expansion of ports is required.

Advantages

The adapter delivers both video and data via a single USB‑C connection while also providing significant power delivery to charge compatible laptops up to 87 W. Its HDMI output supports 4K resolution for connecting external monitors, projectors or TVs, and the USB‑A port allows connection of mice, keyboards, storage devices or other USB peripherals. The small form factor and low weight make the dock easy to carry and integrate into travel setups without adding notable bulk.

Suitable for

• Connecting a laptop to an external 4K monitor or TV via HDMI
• Expanding a USB‑C laptop with one USB‑A port for peripherals
• Charging compatible laptops through USB Power Delivery while using external display and peripherals
• Portable workstations and business travel where lightweight adapters are needed

Key specifications

• Interface: USB 3.2 Gen 1 Type‑C (host)
• Video output: HDMI, up to 3840×2160 pixels
• Data port: USB 3.2 Gen 1 Type‑A, up to 5 Gbit/s
• Power Delivery: up to 87 W for charging host device
• Connectivity type: Wired
• Colour: Silver
• Dimensions: 62 × 28 × 10 mm
• Weight: 25 g

How to use

Connect the Gembird dock to a USB‑C port on the host computer. Attach an HDMI cable between the dock and an external monitor or TV to enable the digital video output; configure display settings on the host operating system as needed. Plug USB‑A peripherals into the available Type‑A port for data access. To charge the laptop, connect a USB Power Delivery capable charger to the host device or ensure the host USB‑C port supports PD input; the dock supports power delivery up to 87 W when the connected hardware and charger provide appropriate PD profiles.

Recommendations

Use high‑quality HDMI and USB cables to ensure reliable 4K video and data transfer. Verify that the laptop USB‑C port supports DisplayPort Alt Mode and USB Power Delivery if video output and charging are required simultaneously. For sustained high‑power charging, use a certified PD charger that can supply sufficient wattage.