How do I switch between RCA and Bluetooth on the BT20A?

Bluetooth takes priority over RCA. To switch to RCA, restart the device or disconnect Bluetooth.

What is the position for flat frequency response on the amplifier?

The middle position (12 o’clock) provides a flat frequency response.

What type of DC plug do I need for the BT20A’s power supply?

The DC barrel connector dimensions are 5.5*2.5mm.

What's the upgraded version of the BT20A amp, and what accessories come with it?

-If you're seeking the upgraded version of the BT20A, please consider the BT20A Pro amp.

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

Help Track order

Account Cart

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

Help Track order

Account Cart

BT20A

Product ID: 62378448

Details

Item dimensions L x W x H
5.2 x 3.54 x
Manufacturer
Fosi Audio
Maximum Supply Voltage
24 Volts
Minimum Supply Voltage
12 Volts (DC)
Voltage
230 Volts

📶Seamless Bluetooth streaming

🔊200W max output power

🖤Sleek all-black compact design

BD 46.73

Duties & taxes included

In stock

Sold byAmazon BAHRAINDelivered 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 BAHRAIN.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Description

🎶 Elevate your soundscape with power and style — don’t just listen, belong.

COMPACT ELEGANCE - Minimalist all-black design fits seamlessly into modern home or office aesthetics without clutter.
VERSATILE PLACEMENT - Perfectly sized for any space—garage, patio, bookshelf, or ceiling—bringing premium sound anywhere.
PLUG PLAY SIMPLICITY - One-touch power and intuitive bass/treble controls make setup and tuning a breeze.
POWER THAT PACKS A PUNCH - Delivers a robust 100Wx2 output to energize any passive speaker setup, indoor or outdoor.
EFFORTLESS WIRELESS STREAMING - Connect instantly via Bluetooth for flawless, drop-out free audio from any device.

The Fosi Audio BT20A is a mini Class D Bluetooth stereo amplifier delivering 200W total power (100Wx2 channels) to drive passive speakers with crystal-clear sound. Its compact, all-black design complements any space, while seamless Bluetooth connectivity and simple controls make it ideal for versatile indoor and outdoor audio setups. Perfect for millennials seeking powerful, stylish, and easy-to-use audio solutions that enhance both home and social environments.

Specifications

ASIN	B07BQC7GNL
Best Sellers Rank	#3,192 in Electronics ( See Top 100 in Electronics ) #5 in Audio Component Amplifiers
Brand	Fosi Audio
Built-In Media	Fosi Audio BT20A Amplifier x1, 24V 4.5A Power Supply x1, User Manual x1
Customer Reviews	4.5 4.5 out of 5 stars (8,814)
Item Type Name	Bluetooth Amplifier
Item Weight	567 g
Manufacturer	Fosi Audio
Mfr Part Number	BT20A
Model Number	BT20A
Number of Items	1
Unit Count	1 Count
Warranty Description	24-month manufacturer

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

BD 46.73

Duties & taxes included

In stock

Sold byAmazon BAHRAINDelivered 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 BAHRAIN.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews