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Nobsound Q4 Mini Ddigital to Analog Converter Bluetooth Receiver S/PDIF USB Gaming DAC COAX / OPT Headphone Amp 24Bit/192K

Nobsound Q4 Mini Ddigital to Analog Converter Bluetooth Receiver S/PDIF USB Gaming DAC COAX / OPT Headphone Amp 24Bit/192K

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Specifications

Brand Name
nobsound
High-concerned chemical
None
Maximum Power Per Channel
NO POWER
Origin
Mainland China
Package
Yes
Channels
2 (2.0)
Certification
CE
Model Number
Q4
Type
Stereo Receiver

Product Description

 
 
 
 
 
 

The latest version upgraded in Nov. 2022, make big progress in its components, wiring and circuit to greatly improve the sound with lower distortion and higher S/N ratio (up to 113dB).

Features

  • The latest Q4 Bluetooth receiver & D/A converter: with Bluetooth / PC-USB / U-disk / Optical and Coaxial S/PDIF inputs can match perfectly with most home audio system; ES9018 decoding chip, transmits stream bit-perfect 24Bit/192KHz HD low jitter signal, with output protect circuit, safe for your expensive audio system.

  • PC-USB / U-disk inputs and dual analog outputs: besides PC-USB (support phone OTG), also with U-disk input to play lossless audio format, easy to set-up, no need for any driver or software, truly plug-and-play. RCA output can be connected to amplifier or powered speakers, and headphone amp circuit is added to drive most 16-300Ω headphones.

  • HiFi clear sound with tone control: adopts high-end chip combination to get high-quality sound with higher S/N ratio and lower distortion (0.005%). Also with treble and bass knobs, can be used as preamp to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.

  • Practical funtions to simplify use: with full-function remote control, all settings can be achieved from the distance; with coding input selection button and independent input indicators, clearly to show the working status in real time; aluminum alloy case with unique mirror design looks very cool, both provide HiFi music and decorate your desktop audio space.

Comparision between Nobsound Q4 and Other Similar DAC

Brand

Nobsound

Others

Bluetooth input

√

×

U-disk input

√

×

Remote control

√

×

Independent input indicator

√

×

Input switch

Advanced coding knob: no noise / longer life

Traditional toggle switch

Material

Fully metal case with unique mirror design

Common metal case
 

Warm tips:

1. U-disk input is prior to Bluetooth input, if you want Bluetooth input please make sure the U-disk is plugged out.

2. Bluetooh of Q4 can only be searched and connected when input channel is switched to Bluetooth input mode.

3. PC-USB input also supports mobile phones that with OTG functions, but Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself.

Parameters

  • Audio input: Bluetooth 5.0/USB/Coaxial/Fiber Optical

  • Audio output: stereo L/R RCA / 3.5mm headphone jack

  • Input sampling rate supported:
    PC-USB: 96K/24Bit
    Fiber/Coaxial: 192K/24Bit

  • U-disk supported formats: MP3/WMA/APE/WAV/FLAC

  • U-disk max capacity: 64G

  • Treble & bass range: ±6dB

  • Frequency response: 20Hz-20KHz (±0.5dB)

  • PC-USB support operating system: XP/W7/W8/W10/MAC/linux

  • Distortion: 0.0057%

  • SNR: ≥ 113dB

  • Amp output max power: 110mW @32Ω

  • Headphone matched impedance: 16-300Ω

  • RCA output level: 1.9V

  • Working voltage: DC 5V (type-C)

  • Dimensions(W*D*H): 95*78*32mm / 3.74*3.07*1.26in

  • Net weight: 235g / 0.52lb

  • Package weight: 500g / 1.10lb

Packing List

  • 1 × Q4 DAC

  • 1 × Remote Control (without 2*AAA batteries)

  • 1 × USB Power Cable

  • 1 × USB Data Cable

  • 1 × Optical Cable

  • 1 × Bluetooth Antenna

  • 1 × User Manual


 

Pros & Cons

Pros

  • 2022 upgraded version with improved components for lower distortion and 113dB S/N ratio
  • Multiple input options including Bluetooth, USB, Optical, and Coaxial S/PDIF
  • Compact 2.0 channel stereo design for desktop or gaming setups
  • CE certified for safety and quality standards

Cons

  • No specific physical dimensions listed in the product details
  • Does not include high-power headphone amplification for professional studio use
  • Maximum power per channel is not specified in the listing
  • Requires constant AC power for operation with no built-in rechargeable battery

Common Questions

What materials is this DAC and receiver constructed from?

The device is made of durable metal and plastic components for long-lasting audio performance.

What are the physical dimensions of this mini DAC?

Exact physical dimensions are not listed, but it is a compact design ideal for desktop or gaming setups.

What audio input and output options does this device support?

It supports Bluetooth, PC-USB, U-disk, Optical, and Coaxial S/PDIF inputs, and works with 2.0 channel headphones and speakers.

What is the intended usage of this product?

It converts digital audio signals to analog audio (DAC function) and receives Bluetooth audio, improving sound quality for desktop, gaming, or home audio setups.

What shipping and purchase policies are offered for this DAC?

The 2022 upgraded version includes improved components for lower distortion and higher S/N ratio (up to 113dB), with standard shipping options available per the seller's terms.

Product information last updated on November 21, 2025

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