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Nobsound Mini Bluetooth 5.0 Power Amplifier, Stereo Hi-Fi Digital Amp 2.0 Channel 50W×2 with AUX/USB/Bluetooth Input, Wireless Audio Receiver, PC Sound Card with Power Supply (Black)
Brand: Douk Audio
Condition: Used
$2698
$3299
-19% Save $601
Updated: 2 days ago
Description
Newest upgrade in 2025 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.
Parameters:
- Bluetooth Version: 5.0
- Rated Power: 50W × 2
- Channel: 2.0
- Impedance: 4-8 ohms
- Audio input: Bluetooth / USB / 3.5mm AUX
- Audio output: banana speaker jacks
- Power Supply: DC 9V-24V
- Dimensions: (L)78 × (W)70 × (H)38mm (3.07 × 2.76 × 1.50 in)
- Net Weight: 154g / 0.34lb
- Package Weight (Without power supply): 0.35kg / 0.77lb
- Package Weight (With power supply): 0.45kg / 0.99lb
- 1 × NS-01G Pro Amplifier
- 1 × Power Supply
- 1 × AUX Cable
- 1 × USB Cable
- 1 × RCA Audio Cable
- 1 × Manual
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b06y67pzb1
- Model:
- GFJ058NEW
- Country:
- US
- ASIN:
- B06Y67PZB1
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $6 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Douk Audio products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.



