UGREEN 30421 USB 2.0 Hub with Stereo Sound Adapter

Need more USB ports and a quick way to add audio to your laptop or PC? The UGREEN 30421 is a USB hub with sound adapter that gives you three USB 2.0 ports plus a stereo output jack and a microphone input jack, all through one compact 1M cable.

It is a practical pick for anyone whose computer has too few ports or a damaged audio jack. Connect your keyboard, mouse, flash drive, headphones and mic without swapping cables.

If you are comparing a UGREEN USB hub for daily office, study or home use, this model keeps things simple. It is plug and play, so there is no driver installation, and it works with Windows, Mac and Linux.

Key Features

• 3 × USB 2.0 Type-A output ports: Connect a keyboard, mouse, printer or flash drive at the same time, so you don’t have to unplug devices to make room.

• Built-in external stereo sound adapter: Adds a stereo output jack and a mono microphone input jack, useful when your computer’s audio port is missing or not working.

• Data transfer up to 480Mbps: Handles everyday file transfers and peripherals reliably. It is also backward compatible with USB 1.1 devices.

• Plug and play, no driver needed: Plug it in and start using it, with no software to download.

• Optional Micro USB power input: Lets you add external power for connected devices that need more stable power.

• 1M cable length: Gives you flexibility to place the hub on a desk, away from crowded ports.

• Cross-platform support: Works with Windows, Mac and Linux, so one hub can move between your devices.

Why Choose the UGREEN 30421 USB Hub with Sound Adapter

This hub solves two common problems in one device: too few USB ports and no easy way to add audio. Instead of buying a separate USB hub and a separate sound card, you get both in one compact unit.

Setup takes seconds. Plug it into a USB 2.0 port and your ports and audio jacks are ready, with no drivers to install. That matters if you share a computer, work on different machines or just want things to work immediately.

It is also a handy backup. If your laptop’s headphone jack stops working, the stereo output and mic jacks on this adapter keep your headphones and microphone usable for calls, classes and music.

For buyers searching for a UGREEN USB hub in Bangladesh, the 30421 offers a clear, no-fuss combination of ports and audio at a practical size.

Best Use Cases

• Office and remote work: Connect a mouse, keyboard and headset for video calls.

• Students: Add ports and audio to a laptop for online classes and study.

• Home PC and laptop: Fix a missing or faulty audio jack and expand USB access.

• Everyday desk setups: Keep peripherals connected through one cable.

Technical Specifications