Nobsound NS-04G PRO Mini Digital Power Amplifier HiFi Stereo 2.0 Channel Class D Home Desktop Audio Amp 100W+100W
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Specifications
- Brand Name
- Douk Audio
- DOUK AUDIO Model
- NS-04G PRO
- Maximum Power Per Channel
- 100 W
- Origin
- Mainland China
- Package
- Yes
- Channels
- 2 (2.0)
- Certification
- CE
- Model Number
- NS-04G PRO
Product Description
2. 19V/4.74A power supply is optional, and the matched passive speaker please click: LINK
- With standard stereo RCA audio input, perfectly compatible with many audio devices such as phone,TV, MP3 players, CD players, DAC, computers etc.. With built-in preamplification circuit, can match well with audio source that with low signal output.
- Adopting classical TPA3116 IC chip, class D amplification, the max output power can reach 100W+100W(4Ω load), easily to drive all home bookshelf/ computer/ desktop/floor-standing passive speakers.
- Reasonable circuit, concise wiring layout and perfect protection, no sparks no shock. With ultra-low distortion and dynamic balance, the sound is very smooth and natural, powerful in low frequency and delicate in high frequency. The speaker terminals use a staggered design, which provides more space ond makes connection easier.
- Mini size with exquisite appearance, aluminum alloy black case looks fashionable and attractive. With strong output power and high-quality sound, exclusively designed for the customers who pursue HiFi sound, very suitable for home / office desktop audio system use.
Brand: Nobsound
Model: NS-04G PRO
Audio input: stereo L/R RCA
Audio ouput: banana speaker jacks
Number of channel: 2.0
Chip: TPA3116D2
OP amp: TL072
Max. output power: 100W+100W
Frequency Range: 20Hz-20kHz (±1dB)
THD: ≤ 0.01%
SNR: ≥ 118dB
Input sensitivity: ≤ 280mV
Matched speaker impedance: 4-8Ω
Working voltage: DC 12V-24V
Dimensions(W*D*H): 87*108*35mm / 3.43*4.25*1.37in
Package dimensions(W*D*H): 200*130*110mm / 7.87*5.12*4.33in
Net weight: 290g / 0.64lb
Package weight: 700g / 1.54lb
1× NS-04G PRO Amplifier
1× 19V Power Supply (optional)
1× User Manual
Pros & Cons
Pros
- 100W per channel stereo power output for robust home audio performance
- Updated circuit design and upgraded components for improved sound quality
- Compact mini size suitable for desktop or home shelf placement
- CE certified for verified safety and quality
Cons
- Requires a separate 19V/4.74A power supply which is not included in the base package
- Only supports RCA audio inputs with no Bluetooth or USB connectivity options
- No built-in volume or tone adjustment controls beyond connected device settings
- No exact dimensions or weight details provided for setup planning
Common Questions
What is the maximum power output per channel of this amplifier?
This 2.0 channel Class D amplifier delivers 100W of power per channel.
What type of audio inputs does this amplifier support?
It includes standard stereo RCA audio inputs for compatibility with most home audio sources.
Is a power supply included with this amplifier?
A 19V/4.74A power supply is optional and not included with the base product package.
What certifications does this amplifier hold?
This amplifier has a CE certification for safety and quality standards.
What is the channel configuration of this amplifier?
It is a 2.0 (stereo) channel Class D home and desktop audio amplifier.
Product information last updated on February 20, 2026