How many speakers can I connect to this amplifier?

This is a 2.0 channel stereo amplifier, meaning it is designed to power two speakers (a left and a right channel). It is compatible with speakers rated between 4 and 8 ohms impedance, providing 50W of power to each speaker.

Can I use this amplifier as a PC sound card?

Yes, the USB input on this amplifier functions as a high-fidelity PC sound card. You can connect it directly to your computer via USB for lossless audio playback without needing to install any drivers, enhancing your computer's audio output.

How do I connect my devices to this amplifier?

You have multiple options: use Bluetooth 5.0 for wireless streaming from your phone or tablet, connect via USB from your computer for lossless audio, or use the 3.5mm AUX input for any other audio source like an MP3 player or older stereo system.

What is the power output of this amplifier?

This amplifier delivers a total of 100W of power, split into 50W for each of the two stereo channels. This output is sufficient to drive most bookshelf speakers for a desktop setup or a small to medium-sized room.

Is this amplifier suitable for home theater systems?

This is a 2.0 stereo amplifier, best suited for stereo music listening or powering front left/right speakers in a basic home theater setup. It does not support multi-channel surround sound (like 5.1 or 7.1) required for advanced home theater configurations.

How to choose an amplifier for my speakers?

Ensure the amplifier's power output (watts per channel) is appropriate for your speakers' sensitivity and impedance (4-8 ohms). This 50W per channel amplifier is ideal for most bookshelf speakers. Consider input options like Bluetooth, USB, or AUX based on your devices.

Douk Audio Bluetooth 5.0 Power Amplifier | Mini Stereo Hi-Fi Digital Amp 100W 2.0 Channel

Name: Douk Audio NS-01G Pro Mini Bluetooth 5.0 Power Amplifier, Stereo Hi-Fi Digital Amp 100W (50W×2) with AUX/USB/Bluetooth Input, 4-8 Ohm Speakers, Black
Brand: Douk Audio
SKU: kze6723
Price: 5617.00 INR
Availability: InStock

About this item

The Douk Audio NS-01G Pro amplifier brings powerful 100W (50W×2) Hi-Fi stereo sound in a compact, elegant black aluminum design. This imported unit is perfect for enhancing your desktop PC audio, home stereo system, or office setup. Enjoy seamless connectivity with the latest Bluetooth 5.0, high-fidelity USB audio input, and a standard 3.5mm AUX input, all while benefiting from all customs duties and GST being included in your price.

Experience superior sound quality with its upgraded chip and 19V power supply, delivering clear audio output for 4-8 ohm speakers. The USB input supports lossless playback, acting as a high-quality PC sound card without needing drivers. Its stable and fast Bluetooth 5.0 connection ensures a smooth wireless listening experience, making it a versatile audio solution for any space.

Setup is quick and easy, including all necessary cables and a power supply. While this unit is designed for US 110-120V systems, a compatible step-down transformer and plug adapter are required for use with India's 230V mains. Enjoy your music with enhanced clarity and power, knowing all import taxes are handled for a hassle-free experience.

Key Features

Newest upgrade in 2026 with 19V power supply. Based on our previous product, we enhance its output power and improve its functionality, while still keep its mini size and elegant design.
Despite its mini size(can be hold with one hand), the output power is improved to 100W(50W*2) with the upgraded chip. Its power output far exceeds its size.
Supporting AUX, USB, Bluetooth inputs. You can enjoy your music in different ways. The Bluetooth function is also upgraded to 5.0. Now it is more stable and faster.
We need to mention that with the USB input, music can be played losslessly(Like connecting with a computer. By the way, you don't need to install a driver). The sound quality is also enhanced greatly.
Complete Setup in Minutes: Includes 19V power supply, AUX/USB/RCA cables, and manual—ready to use right out of the box for home, office, or desktop audio systems.

Why choose this product

Superior Sound Quality & Connectivity

This amplifier brings powerful 100W Hi-Fi stereo sound, significantly enhancing your audio experience. Its upgraded chip and Bluetooth 5.0 ensure stable, fast wireless streaming, while the USB input offers lossless playback, acting as a high-quality PC sound card. Unlike basic local amplifiers that may offer lower wattage or less stable Bluetooth, this unit provides clear, robust audio for 4-8 ohm speakers, making it ideal for audiophiles seeking premium sound from a compact device. All customs duties and GST are pre-paid, ensuring a transparent and cost-effective purchase.

Ideal for Desktop & Home Audio Enthusiasts

This amplifier is perfect for users looking to upgrade their desktop PC audio, home stereo system, or office setup. Its compact size makes it ideal for space-constrained environments. However, it is designed for US 110-120V systems; users in India will require a suitable step-down transformer (rated above the amplifier's power draw, typically 5A or higher) and a grounded plug adapter for 230V Indian mains. If you need an amplifier that directly supports Indian voltage without additional converters, consider alternative models.

How to use

Attach your 4-8 ohm passive speakers to the banana speaker jacks on the rear panel. Ensure correct polarity (+/-) for both left and right channels to avoid audio issues. — Connect Speakers
Connect the included 19V power supply to the DC input. Then, choose your audio source: connect via USB to your PC, use the 3.5mm AUX cable, or pair your Bluetooth device. — Connect Power & Audio Source
Turn on the amplifier using the power switch. Select your desired input source (Bluetooth, USB, or AUX) using the button on the front panel. Adjust volume on the amplifier and your source device. — Power On & Select Input

Example scenarios

Typical situations where Douk Audio NS-01G Pro Mini Bluetooth 5.0 Power Amplifier helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

A desktop PC user in Delhi wants to upgrade their computer speakers for better music listening and gaming.

How this product helps

This amplifier connects via USB for lossless audio, bypassing the PC's internal sound card. It powers two bookshelf speakers with 100W total output, providing a significant upgrade over basic computer speakers for immersive sound.

Scenario 2

Illustrative example

Where it helps

Someone in Mumbai wants a compact stereo system for their small apartment, needing wireless music streaming.

How this product helps

The Bluetooth 5.0 connectivity allows easy wireless streaming from a smartphone. Its small footprint fits anywhere, and the 100W output is sufficient for background music or casual listening in a small living space.

Technical specifications

Setup & usage

Audio Inputs	Bluetooth 5.0, USB (Lossless), 3.5mm AUX
Audio Outputs	Banana speaker jacks
Bluetooth Version	5.0
PC Sound Card Functionality	Yes, via USB (driverless)
Included Accessories	Power Supply, AUX Cable, USB Cable, RCA Cable, Manual
Cost per use	This unit is a durable electronic device, not a consumable. Cost-per-use calculations are not applicable.
Shelf life after opening	N/A (Durable electronic device)
Reapplication math	N/A (Durable electronic device)
Contraindications	Requires a step-down transformer (110-120V) and plug adapter for use with India's 230V mains. Not suitable for direct connection to Indian power outlets.
Allergens / common irritants	N/A (Electronic device)

How we compare

Feature	Douk Audio NS-01G	Others
Power Output	100W total (50W × 2 channels)	Varies widely; many local amps in this size/price range offer 20-40W per channel.
Connectivity	Bluetooth 5.0, USB (Lossless), AUX	Often limited to AUX or basic Bluetooth; USB lossless audio is less common in budget models.
Build & Design	Compact aluminum casing, elegant black finish	Often plastic casing; larger form factor for similar power output.
Input Voltage	Requires 9-24V DC (US 110-120V compatible, needs converter for India)	Typically designed for 230V Indian mains, no converter needed.
Cost-per-use	Durable electronic device; cost-per-use not applicable.	Durable electronic device; cost-per-use not applicable.

SKU	kze6723
GTIN	8502452949668
Brand	Douk Audio
Model Number	NS-01G Pro (GFJ058NEW)
Color	Black
Material	Aluminum
Dimensions (L×W×H)	78×70×38mm (3.07×2.76×1.50 in)
Net Weight	154g (0.34lb)
Package Weight (with PSU)	0.45kg (0.99lb)
Country of Origin	Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

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Spec
Price

Douk Audio NS-01G Pro Mini Bluetooth 5.0 Power Amplifier, Stereo Hi-Fi Digital Amp 100W (50W×2) with AUX/USB/Bluetooth Input, 4-8 Ohm Speakers, Black

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About this item

Key Features

Why choose this product

How to use

Example scenarios

Technical specifications

Setup & usage

How we compare

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