1 / 7UGREEN 30768 USB 3.0 Switch, 2 Computers to 4 Devices, up to 5Gbps
UGREEN 30768 USB 3.0 Switch lets two computers share up to four USB peripherals, with a push button for manual switching. Its stated transfer rate is up to 5Gbps, while an additional power input is available for higher-power devices. It switches USB peripherals, not a monitor.
At a glance
- Shares USB peripherals between two computers, with four device ports described in the listing.
- A button selects the active computer, and an LED indicates which system is selected.
- USB 3.0 transfer is claimed at up to 5Gbps, with USB 2.0 and USB 1.1 backward compatibility.
- Plug-and-play operation is claimed for Windows, macOS, Chrome OS and Linux.
Often bought together
Pros and cons
Pros
- Lets two computers use shared peripherals such as a printer, scanner, keyboard or mouse without repeatedly moving cables.
- Manual button control and an active-computer indicator make the selected host visible.
- A separate Micro USB power input is offered for devices that need additional power.
Cons
- Does not switch a monitor, so it is not a complete display-sharing KVM setup.
- The separate power adapter is not included, and the listing advises against connecting wireless devices because of possible 2.4 GHz interference.
Technical specifications
15 specifications| Brand | UGREEN |
|---|---|
| Model | 30768 |
| USB connection listed | Usb |
| Control method listed | Touch |
| USB connector | USB 3.0 |
| Transfer rate | up to 5Gbps |
| Compatible devices listed | Card Readers, Keyboards, Laptops, Mouse, Printers, Scanners |
| Operation mode | Manual |
|---|---|
| Switch type | Push Button |
| Current rating | 2000 Milliamps |
| Operating voltage | 5 Volts (DC) |
| Mounting type listed | Surface Mount |
|---|---|
| Dimensions | 10.4 x 5.1 x 1.5 centimetres |
| Weight | 150 Grams |
| Material | Polycarbonate |
|---|
What to know before buying
Listing details to confirm
The listing details are inconsistent or unconfirmed: it identifies the product as a two-computer, four-device USB 3.0 switch, but technical fields also describe USB as a wireless connection, Touch control, and a 10-watt rating. Treat those fields as unconfirmed rather than evidence of wireless operation or touch control. A separate power input is described, but an adapter is not included. The stated 5Gbps rate and operating-system compatibility are manufacturer claims.
What’s in the box
Included- 2 In 4 Out USB Switch
Who is it for?
A good fit for
- People who want two computers to share a printer, scanner or other wired USB peripherals.
- Home or small-office setups that need a manual way to move shared USB devices between work and personal computers.
Less suited to
- Anyone needing one switch to share both USB peripherals and a monitor.
- Buyers who need wireless peripherals connected through the switch or an included power adapter.

Customer reviews on Amazon
- 5 stars
73% 73% - 4 stars
14% 14% - 3 stars
6% 6% - 2 stars
3% 3% - 1 star
4% 4%
Customer feedback reports easy switching between work and home computers and generally positive impressions of reliability, functionality and switching speed. Some customers also report disconnections or trouble with the second USB input, so connectivity may be a concern in setups where uninterrupted peripheral access matters. The aggregate ratings are mostly positive, but do not identify specific causes for less favourable ratings.
Positive themes
- Customers describe it as easy to use for switching between computers.
- Feedback reports positive experiences with reliability, functionality and switching speed.
Negative themes
- Some customers report frequent disconnections.
- One customer mentions an issue with the second USB input socket.
Mixed feedback
- Connectivity and port compatibility receive mixed feedback, with reports of both successful use across devices and connection problems.
Frequently asked questions
How many computers and USB devices can this switch connect?
The product title and feature description say two computers can share four USB devices. The included-components field calls it a 2 In 4 Out USB Switch.
Does it switch a monitor as well as USB peripherals?
No monitor switching is specified. The listing describes sharing USB devices such as keyboards, mice, printers and scanners.
Does the package include a power adapter?
No. The listing says the separate Micro USB power input can be used for higher-power devices, but the power adapter is not included.
Can I connect a USB-C-only computer directly?
The listing says a direct USB-C-to-A cable will not work. It recommends a USB-C-to-A adapter and a USB-A-to-A cable for a host with only USB-C ports.

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Offer details
- For USB-C-only hosts, the listing recommends a USB-C-to-A adapter and a USB-A-to-A cable. It says a USB-C-to-A cable used directly will not work.
- The optional power supply is a standard 5V adapter, sold separately. The listing warns against using a higher-voltage charger.
- The listing advises against connecting wireless devices because of possible 2.4 GHz interference.
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