---
product_id: 90732501
title: "BT30D"
brand: "fosi audio"
price: "$163.49"
currency: USD
in_stock: true
url: https://virgin.desertcart.com/products/90732501-bt30d
store_origin: VG
region: British Virgin Islands
---

# Dedicated 100W subwoofer channel Bluetooth 5.0 with 50ft range 50W x2 stereo channels BT30D

**Brand:** fosi audio
**Price:** $163.49
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game with Fosi’s sleek, powerful 2.1 Bluetooth amp — don’t just listen, experience!

## Quick Answers

- **What is this?** BT30D by fosi audio
- **How much does it cost?** $163.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [virgin.desertcart.com](https://virgin.desertcart.com/products/90732501-bt30d)

## Best For

- fosi audio enthusiasts

## Why This Product

- Trusted fosi audio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Powerhouse:** Mini Class D amp delivering crisp 200W total output for immersive sound anywhere.
- • **Space-Smart Design:** Sleek, small footprint fits discreetly in any home or outdoor setup.
- • **Seamless Connectivity:** Bluetooth 5.0 plus RCA inputs ensure effortless pairing with all your devices.
- • **Tailored Audio Control:** Adjust bass, treble, sub volume & frequency for your perfect Hi-Fi vibe.
- • **Reliable & Cool Running:** Runs cool with high-efficiency TI chips, built for 24/7 premium performance.

## Overview

The Fosi Audio BT30D is a compact 2.1 channel Class D amplifier featuring Bluetooth 5.0 connectivity, delivering 50 watts per stereo channel plus 100 watts dedicated to a subwoofer. Powered by Texas Instruments TPA3116D2 chips, it offers efficient, clear audio with adjustable bass, treble, and subwoofer controls. Its small footprint and versatile inputs make it ideal for home or outdoor passive speaker setups, providing stable wireless streaming up to 50 feet. Despite marketing wattage claims, it reliably powers most passive speakers and subwoofers with clean sound and minimal heat, perfect for millennials seeking high-quality, space-saving audio solutions.

## Description

Compact amp, Powerful bass.
DC Input Range: 12-24V; MAX Power Output: 50W x 2+100W
THD: ≤ 0.04%, SNR: ≥ 98dB; Frequency Range: 20Hz - 20kHz (±1 dB)
Input Sensitivity: ≤ 280mV; Terminating Impedance: 2 - 8 Ohm
Input Mode: Bluetooth and RCA; Output: Active subwoofer, passive subwoofer, passive speakers
Engineered for clear highs, deep lows, and zero distortion.
Rock-solid Bluetooth with over 15m range for crystal-clear audio anywhere.
What are the bass, treble, and subwoofer frequency ranges of the BT30D?
Bass and treble frequency range: 20Hz - 20kHz (±12dB) Subwoofer frequency range: 20Hz - 300Hz.
Is there a built-in crossover for the left and right channels on BT30D?
No.
Can I connect headphones to the sub out port on BT30D?
No.
Does the passive speaker output provide full-range signal on BT30D?
The passive speaker outputs send a full-range signal to the speakers; it is unable to remove the low-end frequencies. A bass knob will not change the gain on your amplifier, but the bass level.
What type of port is the sub out on BT30D?
The sub out terminal on the back of the BT30D is an RCA output.
BT30D
BT30D Pro
BL20A
BL20C
MC351
BT20A Pro
Guided by our mission of "Redefining HiFi with Unmatched Value", Fosi Audio continues to fuel its passion for the Hifi industry, ramp up R&D efforts, and co-create new HiFi equipment with users. We pledge to bring more amazing Hifi gear with high value for the price, innovative design, cutting-edge technology, and premium quality, to audiophiles worldwide.

## Features

- 2.1CH Bluetooth 5.0 Power Amplifier: This amp boasts an exquisite design, enhanced operation, and exceptional sound performance. It delivers a rich and immersive audio experience with its high-quality construction and user-friendly interface.
- Versatile Connectivity with BT30D: The amplificador de audio supports both Bluetooth and RCA inputs, making it compatible with a wide range of audio devices. It can effortlessly drive most home passive speakers and both passive and powered subwoofers. With adjustable SUB volume and frequency, as well as bass and treble controls, it ensures a true Hi-Fi music quality tailored to your preferences.
- High-Performance Audio Chip: The wireless stereo amplifier is powered by two Texas Instruments TPA3116D2 chips. These advanced stereo digital amplifier chips are designed for high efficiency and performance. They feature an advanced oscillator/PLL circuit with multiple switching frequency options to avoid AM interferences. This ensures high output power and superior audio quality, with a maximum power output of up to 200 watts.
- Enhanced Bluetooth Connectivity: This Bluetooth 5.0 stereo audio amplifier receiver offers enhanced stability, improved sound quality, and an extended use distance. It supports a streaming range of up to 50 feet, ensuring seamless connectivity with the latest devices such as smartphones, tablets, laptops, and computers.
- What You Get: BT30D audio amplifier x1, 24V/4.5A power supply x1, user manual x1. Everything you need to start enjoying good quality audio is included in the box.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B07K7NJ4QN |
| Best Sellers Rank | #9,606 in Electronics (See Top 100 in Electronics) #35 in Audio Component Amplifiers |
| Brand | Fosi Audio |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,995) 4.4 out of 5 stars |
| Item Weight | 1.1 kg |
| Manufacturer | Fosi Audio |
| Mfr Part Number | BT30D |
| Model Number | BT30D |
| Number Of Items | 1 |
| Unit Count | 1 Count |
| Warranty Description | 18-month manufacturer |

## Product Details

- **Item dimensions L x W x H:** 5.2 x 4.72 x 1.38 inches
- **Manufacturer:** Fosi Audio
- **Maximum Supply Voltage:** 24 Volts (DC)
- **Minimum Supply Voltage:** 24 Volts (DC)
- **Voltage:** 230 Volts

## Images

![BT30D - Image 1](https://m.media-amazon.com/images/I/61qfLCG9XzL.jpg)

## Questions & Answers

**Q: What are the bass, treble, and subwoofer frequency ranges of the BT30D?**
A: Bass and treble frequency range: 20Hz - 20kHz (±12dB) Subwoofer frequency range: 20Hz - 300Hz.

**Q: Is there a built-in crossover for the left and right channels on BT30D?**
A: No.

**Q: Can I connect headphones to the sub out port on BT30D?**
A: No.

**Q: Does the passive speaker output provide full-range signal on BT30D?**
A: The passive speaker outputs send a full-range signal to the speakers; it is unable to remove the low-end frequencies. A bass knob will not change the gain on your amplifier, but the bass level.

**Q: What type of port is the sub out on BT30D?**
A: The sub out terminal on the back of the BT30D is an RCA output.

## Frequently Bought Together

- Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer
- FosPower Banana Plugs 10 Pairs / 20 pcs, Closed Screw 24K Gold Plated Speaker Plug Connectors for Speaker Wire, Wall Plate, Home Theater, Audio/Video Receiver, Amplifiers and Sound Systems
- Kinter Cable 100ft 16-Gauge Audio Stereo Speaker Wire Cable, 100 Feet, 30.48 Meters, 2 Conductor, Polarity Marked, Flexible Clear PVC, CCA, Home Theater, HiFi, Surround or Auto Amps

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*Product available on Desertcart British Virgin Islands*
*Store origin: VG*
*Last updated: 2026-10-26*