Laptop Dock Lenovo GX91M73945 Wired USB 3.2 Gen 1 Type-C Black 4K Ultra HD

Lenovo GX91M73945 Wired USB 3.2 Gen 1 Type-C Travel Dock provides multiple-port connectivity in a compact form factor. This USB-C docking adapter supports video output via HDMI (4K Ultra HD at 30 Hz) or VGA, offers three USB-A ports for peripherals and data transfer, and can deliver up to 100 W power to charge your host device through a single USB-C cable. Its slim, lightweight design makes it suitable for mobile use with laptops, tablets and phones that support USB-C alt-mode.

Advantages

The dock combines video, data and power delivery over one USB-C connection, reducing cable clutter and simplifying workspace setup. With both HDMI and VGA outputs it works with modern and legacy displays. Three USB 3.2 Gen 1 Type-A ports provide high-speed connections for keyboards, mice, storage and other peripherals. Its plug-and-play wired connectivity requires no drivers for most operating systems, and the compact black enclosure is easy to carry.

Suitable for

• Extending a laptop or tablet to an external monitor (via HDMI or VGA)
• Connecting multiple USB-A peripherals such as keyboard, mouse and external drive
• Charging a USB-C host device while using external display and accessories (up to 100 W)
• Portable workstations and business travel where a compact dock is needed

Key specifications

• Model: Lenovo GX91M73945
• Interface: Wired USB 3.2 Gen 1 Type-C (single cable)
• Video outputs: 1× HDMI (4K Ultra HD @ 30 Hz), 1× VGA (D-Sub)
• USB ports: 3× USB 3.2 Gen 1 (Type-A)
• Power delivery: Up to 100 W to host device
• Colour: Black
• Dimensions: 93 × 53 × 14 mm
• Weight: 0.074 kg

How to use

Connect the dock to a compatible USB-C alt-mode host device using the integrated Type-C cable. Attach an external monitor using either the HDMI or VGA port, and plug in USB-A peripherals such as a keyboard, mouse or external drive. When connected to a power source that supplies PD, the dock can charge the host device with up to 100 W while simultaneously handling video and data transfer. No additional drivers are normally required; follow on-screen prompts from your operating system if any settings need adjustment.

Recommendations

Use the HDMI output for best image quality on modern monitors; switch to VGA when connecting to older displays. To ensure full charging power, connect the dock to a power adapter that supports USB-C PD and provides sufficient wattage. For stable video at 4K@30Hz, verify your host device supports USB-C alt-mode and 4K output.