What is the power source? is there any built-in adopter for 230v ac to 12 v dc?

Vendor is supplied 230V ac/24V dc adopter along with Amplifier. No need to buy separately

What is the power source? operating voltage 12v dc, is there any adopter to to operate from household ac line?

Vendor is supplied 230V ac/24V dc adopter along with Amplifier. No need to buy separately

Is 80w and 6 ohms speak compatible with this amp?

Yes. It can support 100w speaker on each channel.

6 ohms spekaers can be connected with this amp?

I have connected to Polk Audio Atrium 5 (8 Ohms) outdoor speakers.. I feel 6 ohm speaker should not be a problem , but might have issue with 4 ohms Speakers.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply)

Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply)

Product ID: 211471945

Details

Item dimensions L x W x H
13.2 x 9 x 3.6
Manufacturer
Fosi Audio
Maximum Supply Voltage
24 Volts
Minimum Supply Voltage
12 Volts
Voltage
230 Volts

📶Bluetooth 5.0 with 50ft range

🔊100W x 2 RMS power output

🎚️Bass & Treble analog control

€ 241.15

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Description

🎧 Elevate your home audio game with wireless power and precision tuning!

COMPACT YET MIGHTY - Sleek mini design fits any space without compromising on powerful amplification.
TRUSTED TECH INSIDE - Equipped with dual Texas Instruments TPA3116D2 chips for clean, distortion-free audio.
POWERHOUSE PERFORMANCE - Delivers crisp, room-filling 100W per channel for immersive Hi-Fi sound.
PRECISION SOUND TUNING - Customizable bass and treble controls let you tailor your audio vibe effortlessly.
SEAMLESS WIRELESS CONNECTIVITY - Bluetooth 5.0 ensures stable, low-latency streaming up to 50 feet—ditch the cables, not the quality.

The Fosi Audio BT20A is a compact Class D stereo amplifier featuring Bluetooth 5.0 for wireless streaming up to 50 feet, delivering 100W RMS per channel via dual TI TPA3116D2 chips. It offers bass and treble controls for personalized sound and supports passive speakers with a robust 24V power supply, making it a perfect blend of power, precision, and portability for Hi-Fi enthusiasts.

Specifications

ASIN	B07BQC7GNL
Best Sellers Rank	#49,474 in Electronics ( See Top 100 in Electronics ) #60 in Hi-Fi Amplifiers
Box Contents	1 electronic component amplifier
Brand Name	Fosi Audio
Country of Origin	China
Customer Reviews	4.4 4.4 out of 5 stars (9,407)
Item Weight Unit of Measure	567 Grams
Manufacturer	Fosi Audio
Manufacturer Part Number	BT20A
Model Number	BT20A
Number of Items	1
Unit Count	1 Count
Warranty Description	no warranty available

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€ 241.15

Duties & taxes included

In stock

Sold byAmazon NetherlandsDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Netherlands.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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