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A black rectangular soundbar on a desk, USB cable attached

CELUX

CELUX USB Sound Bar Speaker Bluetooth 5.0 3.5mm Aux

SKU CH-EGFR-42W4G

A USB-powered sound bar with four speaker units, two bass diaphragms, Bluetooth 5.0 and a 3.5 mm aux input for desktop or mobile audio

  • Product typeWired with Bluetooth Wireless
  • Four speaker units and two bass diaphragms deliver rich highs and powerful bass
  • Double-layer neodymium magnets with mica fibre diaphragms ensure clear audio performance
  • Bluetooth 5.0 and 3.5 mm aux give two ways to connect your devices
  • USB powered with no internal battery — just plug into any USB port to operate
  • Single side knob controls all functions for simple operation

CELUX USB Sound Bar for Desktop

The CELUX USB sound bar delivers stereo audio through four speaker units and two independent bass diaphragms. It connects to desktops, laptops, phones, tablets and consoles using Bluetooth 5.0 or a 3.5 mm auxiliary cable. USB power means no internal battery is required, and a single side knob controls all functions. The compact bar suits users wanting richer sound than built-in speakers without a multi-piece setup.

Thermals Noise and Power Draw

The speaker draws power directly from any USB port, so it adds negligible load to a desktop or laptop supply. Passive cooling keeps the enclosure silent when idle, and the driver design avoids audible distortion at moderate listening levels. Because there is no battery, the unit produces no charging heat and requires no power-management routines.

Build Quality and Daily Connectivity

The cabinet uses non-toxic materials and houses double-layer neodymium magnet drivers with mica fibre diaphragms for durability. A unique cavity structure reinforces low-frequency output without a separate subwoofer. The 3.5 mm jack and Bluetooth 5.0 give instant switching between wired and wireless sources, while the USB plug enables true plug-and-play operation on any powered port.

How it compares

Measured against everything we stock in Desktop Speakers & Soundbars, at today’s prices. Recalculated every night.

Price $40.99
Typical for this category: the median of 838 items is $40.99.

Specifications

Product
Product typeWired with Bluetooth Wireless

Questions about this item

How do I install the sound bar and which step often causes issues?

Plug the USB cable into a power source and the 3.5 mm aux cable into your device; the step people miss is selecting the correct audio output in system settings so sound actually routes to the speaker.

What maintenance or replacement will the sound bar need over time?

No battery is built in, so there is nothing to replace; occasional dusting of the four driver units and two bass diaphragms keeps performance consistent.

What limit appears first during long listening sessions?

The USB-powered design means maximum volume and bass depth are capped by the 5 V supply, so sustained high-level playback may sound compressed compared to mains-powered models.

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