Fosi Audio BT30D Pro 2.1-Channel Bluetooth Power Amplifier
Key Features
2.1-channel Class-D power amplifier for stereo speakers and subwoofers
Dual Texas Instruments TPA3255 amplifier chips
Maximum power output of 165W × 2 + 350W at 4Ω
Bluetooth 5.0 wireless audio connectivity
RCA analog input for wired audio sources
Dedicated passive subwoofer output
3.5mm pre-out for connecting external amplifiers or powered speakers
Independent subwoofer volume and frequency controls
Adjustable bass, treble and master volume
Compact, durable all-metal enclosure
Product Description
Fosi Audio BT30D PRO
The BT30D PRO integrated amplifier features two sets of passive speaker outputs and one set of passive subwoofer outputs.
Redefining HiFi with Unmatched Value
This 2.1CH mini Bluetooth amp is praised by customers for its appearance, value, and sound quality. They note its impressive presentation, ability to drive speakers and add depth to the soundscape. It can power two speakers and a subwoofer, making home audio setup easy.
- THD: ≤ 0.03%; SNR: ≥ 108dB; Frequency Range: 20Hz - 20kHz (±1 dB)
- MAX Power Output: 165W×2+350W; Input: Bluetooth + RCA; Input Sensitivity: ≤ 600mV
- Output: Passive/Active Speakers+ Passive/Active Subwoofer
Knobs designed for subwoofer
The SUB FREQ knob allows frequency adjustment of passive subwoofers from 0 to 300 Hz, and the SUB VOL knob sets their volume.
Pre-Out Connector
Build a home stereo system on your desktop by connecting a powered speaker, subwoofer, or amplifier to the BT30D Pro through the 3.5mm PRE output for a compact audio receiver setup.
2.1 Channel Amplifier: The BT30D PRO integrated amplifier features two sets of passive speaker outputs and one set of passive subwoofer outputs, making it easy to set up a 2.1 home theater or other stereo HiFi audio systems.
High Power with Exceptional Sound Quality: Equipped with two high-end Texas Instruments TPA3255 Class-D amplifier chips, the amplifier home audio delivers clear and pure sound without distortion or clipping, stably outputting up to 165W x 2 + 350W of power.
Bass Beast: Whether you're a gamer, movie buff, or music lover, the subwoofer amplifier provides tight, smooth, and natural - sounding bass. It features two dedicated knobs for subwoofer control: the SUB FREQ knob allows precise frequency adjustment of passive subwoofers from 0 to 300 Hz, while the SUB VOL knob lets you set the desired volume level. This gives you full control over the bass output to suit your personal preferences and listening environment.
Bluetooth 5.0 Connectivity: It maintains a stable connection and delivers clear audio over a range of up to 15 meters. This makes it perfect for enjoying your favorite tunes or audio content in outdoor areas such as your yard, terrace, or poolside, without worrying about signal drop-outs or interruptions.
Exquisite Craftsmanship: This mini amplifier is meticulously crafted with a solid, all - metal body that ensures durability and longevity. The well-designed case, along with the high-quality controls and connectors, exudes a sense of premium build and attention to detail. The exquisite packaging further adds to the overall appeal and value of the bass amp.
If you plan to use a 48V power supply, active cooling (such as a fan) is required to ensure stable operation.
Specifications
|
Brand |
Fosi Audio |
|
Model |
BT30D Pro |
|
Product Type |
2.1-Channel Bluetooth Power Amplifier |
|
Amplifier Class |
Class D |
|
Amplifier Chip |
Texas Instruments TPA3255 × 2 |
|
Channel Configuration |
2.1 Channel |
|
Maximum Power Output |
165W × 2 + 350W at 4Ω |
|
Audio Inputs |
Bluetooth, RCA Stereo |
|
Bluetooth Version |
5.0 |
|
Bluetooth Range |
Up to 15m (50ft), unobstructed |
|
Speaker Outputs |
Stereo Passive Speaker Outputs |
|
Subwoofer Output |
Passive Subwoofer Output |
|
Pre-Out |
3.5mm Full-Range Output |
|
Supported Speaker Impedance |
2–8Ω |
|
Total Harmonic Distortion (THD) |
≤ 0.03% |
|
Signal-to-Noise Ratio (SNR) |
≥ 108dB |
|
Frequency Response |
20Hz–20kHz (±1dB) |
|
Input Sensitivity |
≤ 600mV |
|
Subwoofer Frequency Adjustment |
0–300Hz |
|
Audio Controls |
Master Volume, Bass, Treble, Subwoofer Volume, Subwoofer Frequency |
|
Power Supply Options |
32V/5A or 48V/5A, depending on version |
|
Chassis Material |
Metal |
|
Cooling |
Active cooling recommended when using a 48V power supply |