Fosi Audio BT20A PRO

Amplifier
7Ratings
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Product details

The Fosi Audio BT20A Pro 2.0 channel amplifier offers an output power of 2 x 125 watts (4 ohms). The built-in TI TPA3255 chip amplifier features a feedback design and a high-speed gate driver error port for efficient and high-quality audio performance with a low idle loss of less than 2.5W. The chip amplifier also features interchangeable op-amps for a customised approach. In addition, 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 control for 5 seconds, and it also has a memory function for easy pairing and a warning tone. The BT20A Pro home audio amplifier has a sound control design so you can experience sound without effects.

Key specifications

Amplifier Equipment
Bluetooth

General information

Item number
57647032
Manufacturer
Fosi Audio
Category
Stereo amplifiers
Manufacturer no.
BT20A PRO-LG-32V
Release date
15.4.2025
Sales rank in Category Stereo amplifiers
54 of 468
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
125 W
Music power (RMS)
2x 125 W
Amplifier Equipment
Bluetooth

Connections

Audio outputs
Headphones Out (1x)

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
14.88 kg
Climate contribution
CHF 0.36

Scope of delivery

Scope of delivery
32 V power supply unit, Bluetooth antenna, User Manual

Product dimensions

Width
166 mm
Depth
105 mm
Weight
2000 g

Package dimensions

Length
26.90 cm
Width
20.40 cm
Height
7.30 cm
Weight
1.19 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.WiiM
    0.8 %
  • 3.Fosi Audio
    0.9 %
  • 4.Denon
    1.5 %
  • 5.Yamaha
    1.6 %

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.Power Dynamics
    4 days
  • 3.Fosi Audio
    7 days
  • 3.WiiM
    7 days

Return rate

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

Source: Digitec Galaxus
  • 1.Denon
    2.5 %
  • 2.Fosi Audio
    4.1 %
  • 3.Yamaha
    4.4 %
  • 4.WiiM
    4.6 %
  • 5.Giecy
    5.8 %
Source: Digitec Galaxus