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Small silver aluminium USB sound stick with 3.5 mm jack, 3.7 cm long

Ruth's sister

Ruth's sister USB 2.0 7.1 Channel Sound Card 3.7cm

SKU CH-VQZV-JP0B5

Adds 7.1-channel audio via USB 2.0 with 3.5 mm headset jack, aluminium build, 3.7 cm long

  • USB bus power means no external supply needed
  • 1 channel audio via USB 2.0 interface
  • Bypasses faulty onboard audio ports easily
  • Aluminium alloy shell adds durability in 3.7cm size
  • Driverless on Windows 98 through 10, Linux, MacOS

What this adapter does

This USB 2.0 sound card adds a 7.1 channel audio interface to any computer with a free USB port. It draws power from the bus so no external supply is needed. The aluminium alloy body measures 3.7cm by 1.4cm by 0.7cm and weighs very little. It works with Windows 98 through Windows 10, Linux and macOS without installing a driver.

The spec that decides fit

The adapter presents a single 3.5 mm combo jack for headset or headphone use and connects through a USB 2.0 plug rated at 480 Mbps. If your device only offers a USB Type-C port you will need a separate adapter. Buyers who need optical S/PDIF output or discrete line-level RCA connections cannot use this unit.

Heat noise and power in use

Because the device is bus powered and contains no moving parts it produces no audible noise and negligible heat. Power draw stays within the standard USB 2.0 current limit so it will not strain a laptop port. The aluminium shell acts as a passive heat spreader keeping the surface close to ambient temperature during normal playback.

How it compares

Measured against everything we stock in Worldwide Power Cords, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 60% of the 1,208 comparable items (median $9.99).

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Specifications

No published specifications for this item yet.

Questions about this item

What does the 7.1 channel support actually deliver when I plug this into my laptop?

It provides a virtual 7.1 surround effect over the single 3.5 mm headset jack, giving positional audio cues in games and movies without needing multiple analogue outputs.

The spec lists USB 2.0 at 480 Mbps — does that limit audio quality or latency in practice?

USB 2.0 bandwidth is far above what stereo or 7.1 audio streams need, so it does not restrict bit-depth, sample rate or introduce noticeable latency for headset use.

The body is only 3.7 cm long — will it fit side-by-side with other ports on a crowded laptop?

At 3.7 cm long, 1.4 cm wide and 0.7 cm high, the aluminium dongle is narrow enough to sit next to most neighbouring USB-A ports without blocking them.

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