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Fosi Audio BT20A MAX Bluetooth Stereo Power Amplifier
The Fosi Audio BT20A MAX is a compact, high-output stereo power amplifier designed for clean, controlled sound in modern home audio systems. Its internal architecture focuses on low distortion, high signal clarity, and stable performance at higher power levels.
With advanced amplification technology, high-resolution Bluetooth support, and flexible input and control options, the BT20A MAX is well suited for stereo or 2.1-channel setups where sound quality and control matter.
Features
- PFFB amplification design with dual independent power supply paths for reduced noise and distortion
- Ultra-low total harmonic distortion for clean, detailed sound reproduction
- High signal-to-noise ratio for improved dynamic range and background silence
- High-power Class D output stage capable of driving demanding speakers
- Enhanced cooling system with built-in silent fan for stable operation under sustained load
- Bluetooth 6.0 connectivity with support for high-resolution and low-latency audio codecs
- Dual RCA inputs for connecting multiple analog sources
- Dedicated subwoofer output for building a 2.1-channel audio system
- Motorized analog volume control adjustable via the included remote
- Bypass mode for pure signal playback and Tone mode with adjustable bass and treble
- High-pass filter control for optimizing speaker performance
- 12V trigger input for synchronized power on/off with other system components
Specifications
- Channels: 2.1
- Amplifier chipset: TI TPA3255, NE5532
- Maximum output power: 300 W × 2 @ 4 Ω
- RMS output power: 180 W × 2 @ 4 Ω
- Inputs: RCA 1 / RCA 2 / Bluetooth
- Outputs: Speaker output / Subwoofer output
- Signal-to-noise ratio: ≥ 112 dB
- Total harmonic distortion + noise: ≤ 0.003%
- Supported speaker impedance: 2–8 Ω
- Bluetooth SoC: Qualcomm QCC3095
- Bluetooth device name: Fosi Audio BT20A MAX
- Bluetooth version: 6.0
- Bluetooth range: ≤ 15 m
- Bluetooth audio codecs: SBC, AAC, aptX, aptX HD, aptX Adaptive, aptX Lossless, LDAC
- Frequency response: 20 Hz – 20 kHz (±0.5 dB)
- Power input voltage range: DC 32 V – 48 V
What’s in the box
- Fosi Audio BT20A MAX power amplifier
- Bluetooth antenna
- User manual
- IR remote control
- Power adapter
Product Details
- Fosi Audio BT20 MAX
-
Brand New : Factory Sealed
- EFLC : 15464
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Warranty
Two Year Warranty
- Parts and Labour Warranty
- Canada-wide Coverage
- Fosi Audio Authorized
Returns
Easy Returns
- 14-day return window on eligible items
- Full refund issued in accordance with our return policy
About Fosi Audio
Fosi Audio focuses on personal audio built for everyday listening, with a lineup that can include headphones, earbuds, portable DACs, and digital audio gear designed for clean sound and easy use. Whether you're listening at home, at work, or on the go, these products are made for practical comfort, reliable connectivity, and solid performance. We've been carrying Fosi Audio since 2020.
Explore our current Fosi Audio selection and best sellers. We offer both new and open-box items, and everything is clearly marked. Popular categories include Portable DACs & Headphone Amps, Amplifiers & Receivers, Earbuds.
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