Details

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Fosi Audio - BT20A Max 48V - 2.1 Channel Amplifier 

High-Res Bluetooth Audio
BT20A MAX features a Qualcomm QCC3095 chipset with Bluetooth 6.0. Supporting a range of high-quality codecs including aptX, aptX HD, aptX Adaptive, aptX Lossless and LDAC, it ensures a stable, low-latency, and high-resolution listening experience.
* Max Output Power: 300W × 2 @ 4Ω
* RMS Output Power: 180W × 2 @ 4Ω
* SNR: ≥ 112 dB
* THD+N: ≤ 0.003%

Description
Purity Sound: Featuring PFFB technology and dual independent power supply, this stereo amplifier delivers ultra-low distortion (≤0.003%) and high SNR (≥112dB). It can reduce noise interference, resulting in a clean, detailed audio performance.

Enhanced Cooling System: Powered by the TPA3255 & NE5532 chips, the BT20A MAX delivers 300W per channel. Its enhanced design includes a built-in silent fan, improving cooling efficiency by 30% over the PRO version for stable, high-power performance.

Hi-Res Bluetooth Connectivity: Equipped with Qualcomm Chip QCC3095, Bluetooth 6.0 with support for LDAC/aptX Lossless/aptX HD/aptX Adaptive/aptX/SBC/AAC codecs, max sampling rate PCM 24bit/96kHz. Delivering a stable, low-latency connection.

Versatile Connectivity: Featuring dual RCA inputs, dedicated subwoofer output, and the motorized analog potentiometer allows precise adjustments via the included remote control, perfect for building a 2.1 amplifier home audio system.

All-in-One Audio Control: Enjoy pure sound with Bypass mode, while customizable bass & treble controls in Tone mode. The 12V Trigger input enable synchronized power on/off, and the HPF adjustment for speaker performance.


Specifications :-
Channel : 2.1
Chipset : TI TPA3255, NE5532
Max Output Power : 300W × 2 @ 4Ω
RMS Output Power : 180W × 2 @ 4Ω
Input: RCA1 / RCA2 / Bluetooth
Output : Speaker Out / Sub Out
SNR : ≥ 112 dB
THD+N : ≤ 0.003%
Terminal Impedance : 2–8Ω
Bluetooth SoC : Qualcomm QCC3095
Bluetooth Device Name : Fosi Audio BT20A MAX
Bluetooth Version : 6.0
Bluetooth Connection Range : ≤ 15 m (50 ft)
Bluetooth Audio Codecs : SBC / AAC / aptX / aptX HD / aptX Adaptive / aptX Lossless / LDAC
Frequency Response : 20 Hz–20 kHz (±0.5 dB)
Voltage Range : DC 32 V–48 V