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ShopSound CardsStarTech.com 1-Port USB 3.2 Gen 2x2 PCIe Card, USB-C 20Gbps SuperSpeed PCI Express 3.0 x4 Controller Card, USB Type-C Adapter Card, Data Only, Windows/macOS/Linux, TAA
StarTech.com 1-Port USB 3.2 Gen 2x2 PCIe Card, USB-C 20Gbps SuperSpeed PCI Express 3.0 x4 Controller Card, USB Type-C Adapter Card, Data Only, Windows/macOS/Linux, TAA
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StarTech.com 1-Port USB 3.2 Gen 2x2 PCIe Card, USB-C 20Gbps SuperSpeed PCI Express 3.0 x4 Controller Card, USB Type-C Adapter Card, Data Only, Windows/macOS/Linux, TAA

£43.36

£52.03 inc. VAT

Low Stock(6)MPN: PEXUSB321C
🚚 Next-day delivery £4.95
Quantity:1
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Key Features

StarTech.com USB 3.2 Gen 2x2 PCIe Card
USB-C 20Gbps PCI Express 3.0 x4 Controller
USB Type-C Add-On PCIe Expansion Card -Windows/Linux
USB adapter
PCIe 3.0 x4 low profile
USB-C 3.2 Gen 2x2 x 1

Product Overview

AI-generated summary

If you’re looking for extra USB-C/fast USB ports, this StarTech card is a sensible, low-drama pick—especially at ~£43 ex-VAT. The big practical win is the “real” PCIe-to-USB reliability: it’s the sort of add-on that usually behaves better than cheap hub solutions, and it’s fine for things like high-speed SSD enclosures, pro audio gear that needs stable USB connectivity, or docking setups where you want fewer dropouts. Also, the platform support matters in the real world—Windows boxes are common, but the card isn’t a headache for mixed Linux/macOS environments either.

That said, I’d be a bit cautious about the category: you’re calling it “sound card,” but this is fundamentally a USB expansion card. It won’t make a PC a better audio interface on its own—audio performance depends on the actual DAC/interface you plug in. Where it *might* genuinely help audio is giving your existing USB audio interface a clean, direct connection (rather than via a flaky front-panel cable or hub). Buy it if you need one dependable USB-C port inside a desktop and you’re not trying to do something exotic. Skip it if you only need a single slower USB port (a cheap hub/dongle would likely be fine), or if your device requires something beyond standard USB behaviour—then it’s worth double-checking compatibility before you commit.

Specifications

Ports & interfaces

Host interfacePCIe
Output interfaceUSB 3.2 Gen 2 (3.1 Gen 2)
Expansion card standardPCIe 3.0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1

Design

InternalY
Product colourRed
Mean time between failures (MTBF)3126209 h

Features

ChipsetASMedia - ASM3242
Data transfer rate (max)20 Gbit/s
UASP supportY

Operational conditions

Operating temperature (T-T)0 - 85 °C
Storage temperature (T-T)-25 - 85 °C
Operating relative humidity (H-H)15 - 90 %

System requirements

Windows operating systems supportedWindows 10,Windows 10 Education,Windows 10 Education x64,Windows 10 Enterprise,Windows 10 Enterprise x64,Windows 10 Home,Windows 10 Home x64,Windows 10 IOT Core,Windows 10 IoT Enterprise,Windows 10 Pro,Windows 10 Pro x64,Windows 10 x64,Windows 8,Windows 8 Enterprise,Windows 8 Enterprise x64,Windows 8 Pro,Windows 8 Pro x64,Windows 8 x64,Windows 8.1,Windows 8.1 Enterprise,Windows 8.1 Enterprise x64,Windows 8.1 Pro,Windows 8.1 Pro x64,Windows 8.1 x64
Mac operating systems supportedMac OS X 10.13 High Sierra,Mac OS X 10.14 Mojave,Mac OS X 10.15 Catalina,Mac OS X 11.0 Big Sur,Mac OS X 13.0 Ventura
Linux operating systems supportedY
Server operating systems supportedWindows Server 2012 R2,Windows Server 2016,Windows Server 2019

Technical details

Compliance certificatesCE,RoHS

Weight & dimensions

Width80 mm
Depth51 mm
Height22 mm
Weight37 g

Packaging data

Mounting brackets includedY
Quick installation guideY
Package width142 mm
Package depth170 mm
Package height30 mm

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