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.

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Fosi Audio BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker

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 durable design

E£ 14968

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Sold byAmazon EGYPTDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🎶 Elevate your soundscape—power, style, and wireless ease in one sleek amp!

WIRELESS FREEDOM - Stream your favorite playlists flawlessly via Bluetooth with zero dropouts or lag.
VERSATILE AUDIO HUB - Supports multiple passive speakers indoors or outdoors—garage jams, ceiling speakers, or bookshelf vibes.
COMPACT MEETS CLASSY - Minimalist all-black design blends seamlessly with modern décor while standing up to daily use.
PLUG PLAY SIMPLICITY - Effortless setup with one-touch power and intuitive bass/treble controls—no tech degree needed.
POWER THAT PACKS A PUNCH - 100Wx2 channels deliver room-filling sound for any space, from home office to patio.

The Fosi Audio BT20A is a compact Class D Bluetooth stereo amplifier delivering 200W total power (100Wx2 channels) to drive passive speakers with crystal-clear sound. Featuring seamless Bluetooth connectivity, easy setup with bass and treble controls, and a durable all-black design, it’s perfect for enhancing audio in any indoor or outdoor setting—from home offices to patios and garages. Backed by a 24-month warranty and highly rated by thousands, it’s the smart choice for millennial professionals craving powerful, stylish, and versatile audio solutions.

Specifications

ASIN	B07BQC7GNL
Best Sellers Rank	#3,232 in Electronics ( See Top 100 in Electronics ) #6 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 (9,696)
Item Type Name	Bluetooth Amplifier
Item Weight	567 g
Manufacturer	Fosi Audio
Mfr Part Number	BT20A
Model Number	BT20A
Unit Count	1 Count
Warranty Description	24-month manufacturer

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TrustScore 4.5 | 7,300+ reviews

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E£ 14968

Duties & taxes included

In stock

Sold byAmazon EGYPTDelivered 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 EGYPT.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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