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General| Amplifier Type | Class D |
|---|---|
| Bluetooth Version | 5.0 |
| Signal-to-Noise Ratio | ≥98dB |
| Input Sensitivity | ≤ 280mV |
| Speaker Impedance | 2-8Ω |
| Input Mode | Bluetooth, RCA |
| Bluetooth Codecs | SBC, AAC |
| Inputs | RCA, Bluetooth |
| Outputs | Speaker Out |
| Frequency Response | 20Hz-20kHz |
| Chipset | TPA3255 |
| Output Power | 100W x 2 (4Ω) |
| THD | ≤0.03% |
| Power Supply | 24V/4.5A |
| Weight | 2.2 lbs |
Lists all items included in the BT20A PRO package.
How to connect audio devices using RCA cables for input.
Guide for pairing and establishing a Bluetooth connection.
Solutions for common audio noise issues during playback.
Steps to resolve problems when there is no sound output.
Tips for resolving issues when a Bluetooth device cannot pair.
Addressing issues with fluctuating or dropping Bluetooth audio.
Diagnosing and fixing issues where only one audio channel works.
Solutions for when the amplifier fails to power on.
Information on using the BT20A PRO as a preamplifier.
Tips for optimizing and adjusting audio output quality.
Solutions for when audio cuts in and out.
Information on supported Bluetooth audio codecs like aptX.
Advice on leaving the amplifier powered on at all times.
Clarification on whether multiple audio inputs can be used concurrently.
Details about the product's warranty period and coverage.
Background information about the Fosi Audio brand.
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