Quloos | ShenZhen QLS Electronic Technology Co.,Ltd.

Our Goal

To create audio products that infinitely recreate the authentic sound scene.

Our Products

We uphold minimalism, pursue ultimate perfection, and never compromise on sound quality.

Our Marketing Philosophy

We believe great products thrive on reputation and word-of-mouth among users.

Our Customer Service

We never exaggerate product performance. Customer comes first.

PRODUCTS

MUB5 Portable USB & Bluetooth HiFi R2R DAC & Headphone Amp

MUB5 is a reference-grade portable DAC and Headphone Amplifier designed with a segmented R2R ladder DAC architecture. Qu...
LPS-12i Vehicle Mounted Fully Isolated Regenerative Power Supply

The QU02 digital interface has accumulated a large user base in the car audio community. With thousands of QU02 units in...
QH1 Fully Balanced Preamp & Portable Desktop Headphone Amplifier

QH1 Fully Balanced Preamp & Portable Desktop Headphone Amplifier14 pairs of FZT power transistors for discrete ampli...
QA662 HiFi Player & Digital Turntable

QA662 is a comprehensive upgrade product we launched on the basis of QA661. Since QA661 was launched in 2015 and discont...
MUB1 Portable HiFi USB and Bluetooth DAC & Headphone Amp

MUB1’s general sound design is consistent with QA361 and QA390LE. With high sound density and a strong sense of structur...
QP02 Low-Noise DC Linear Power Supply

In order to fully unleash the sound potential of HiFi equipment with DC input, we planned to develop a DC linear power s...
QU02 USB Bridge

For QU02, It is a digital audio converter for USB convert to coaxial, optical, AES/EBU, I2S (IIS) digital audio output.
MC01/MC01se Portable USB DAC/AMP

MC01 provides both 3.5mm single-end and 4.4mm balanced headphone outputs. It utilizes only half of the dual decoding chi...

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DOWNLOAD

MUB5 R2R DAC & Headphone Amp Firmware

Standard FirmwareMUB5-V1.0C2.hexFactory Firmware & DefaultMUB5-V2.6H1.hexRelease Date: April 2026Changes:1. Modified...

2026-05-20 175 0
MUB5 User Manual | USB Driver

MUB5 User Manual | USB Driver User Manual 《 Download 》...

2026-05-20 98 0
MUB1 User Manual | USB driver

MUB1 User Manual and USB driver for Win7/Win10/Win11 《 Download 》...

2026-05-20 83 0
QU02 User Manual | USB driver

QU02 User Manual and USB driver for Win7/Win10/Win11 《 Download 》...

2026-05-20 114 0
MC01/MC01se User Manual

MC01/MC01se User Manual 《 Download 》...

2026-05-20 89 0
MC01/MC01se USB Driver

MC01/MC01se USB Driver for Win7/Win10/Win11 《 Download 》...

2026-05-20 79 0
PS1 Power Supply Processor User Manual

PS1 Power Supply Processor User Manual 《 Download 》...

2026-05-20 79 0
QA390 USB Driver for Win xp/Win7/Win10

QA390 USB Driver for Win xp/Win7/Win10 《 Download 》...

2026-05-20 81 0

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HiFi Player

HiFi DAC

HiFi Periphery

Brand Introduction

Quloos was founded in 2004. Born from dreams and dedicated out of passion, the brand devotes itself to designing and crafting Hi-Fi audio products that deliver an authentic live sound experience. Upholding the ultimate audiophile pursuit in every product, it makes zero compromise on sound quality alone, striving to build a time-honored century-old Hi-Fi brand rooted in China.

Quloos | ShenZhen QLS Electronic Technology Co.,Ltd.