Fosi Audio BT20A Pro

Amplifier
7Ratings
BrandMore from Fosi Audio
Delivered the day after tomorrow
Only 3 pieces in stock
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Product details

The Fosi Audio BT20A Pro 2.0-channel amplifier offers an output power of 2 x 260 watts (4 ohms). The built-in TI TPA3255 chip amplifier features a feedback design and a high-speed gate driver error connection for efficient and high-quality audio performance with a low idle loss of less than 2.5 W. The chip amplifier also has interchangeable op-amps for a customizable approach. Additionally, you can replace the 2 plug-in NE5532 op-amps with LME49720HA, MUSES02, OPA2604AP, OPA2134PA, LM4562, or NJM4556AD op-amps to achieve different sound qualities. Bluetooth pairing can be removed by pressing and holding the volume knob for 5 seconds, and it also has a memory function for easy pairing and a warning tone. The BT20A Pro home audio amplifier features a sound control design, allowing you to experience sound without effects.

Key specifications

Amplifier Equipment
Bluetooth

General information

Item number
60686905
Manufacturer
Fosi Audio
Category
Stereo amplifiers
Manufacturer no.
BT20A-PRO-EU-DG-48V
Release date
31.7.2025
Sales rank in Category Stereo amplifiers
9 of 462
May include power adapter
No

Colour

Colour
Blue
Exact colour description
Dark Blue

Amplifier properties

Audio channel
2.0 Channel
Amplifier type
Amplifier
Nominal power
300 W
Number of speaker groups
2
Amplifier Equipment
Bluetooth

Connections

Audio inputs
Stereo Cinch RCA (1x)
Audio outputs
Loudspeaker (1x), Stereo Cinch RCA (1x)

Voluntary climate contribution

CO₂-Emission
159.62 kg
Climate contribution
CHF 3.79

Scope of delivery

Scope of delivery
48 V power supply unit, Bluetooth antenna

Product dimensions

Width
166 mm
Depth
105 mm

Package dimensions

Length
30.50 cm
Width
24.60 cm
Height
7.70 cm
Weight
1.39 kg

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Stereo amplifiers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Giecy
    0.6 %
  • 2.Fosi Audio
    1 %
  • 2.WiiM
    1 %
  • 4.Yamaha
    1.6 %
  • 5.Denon
    1.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Yamaha
    1 day
  • 2.WiiM
    7 days
  • 3.Fosi Audio
    10 days

Return rate

How often is a product of this brand in the «Stereo amplifiers» category returned?

Source: Digitec Galaxus
  • 1.Denon
    1.8 %
  • 2.Fosi Audio
    4.3 %
  • 2.Yamaha
    4.3 %
  • 4.WiiM
    5 %
  • 5.Power Dynamics
    6.2 %
Source: Digitec Galaxus