---
product_id: 637944205
title: "350 W DIY 2n3055 Audio Amplifier CAR Stereo Board BASS Treble Control Transistor Assembly and Bluetooth Module 4440"
brand: "tech and trade"
price: "69071CFA"
currency: XOF
in_stock: true
category: "Tech And Trade"
url: https://www.desertcart.sn/products/637944205-350-w-diy-2n3055-audio-amplifier-car-stereo-board-bass
store_origin: SN
region: Senegal
---

# 350W peak power output Stereo 175W per channel @ 4Ω Independent bass, treble & volume control 350 W DIY 2n3055 Audio Amplifier CAR Stereo Board BASS Treble Control Transistor Assembly and Bluetooth Module 4440

**Brand:** tech and trade
**Price:** 69071CFA
**Availability:** ✅ In Stock

## Summary

> 🎵 Amplify your sound, amplify your lifestyle!

## Quick Answers

- **What is this?** 350 W DIY 2n3055 Audio Amplifier CAR Stereo Board BASS Treble Control Transistor Assembly and Bluetooth Module 4440 by tech and trade
- **How much does it cost?** 69071CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/637944205-350-w-diy-2n3055-audio-amplifier-car-stereo-board-bass)

## Best For

- tech and trade enthusiasts

## Why This Product

- Trusted tech and trade brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Cool & Reliable:** Heavy-gauge aluminum heatsink and silicon insulation keep your amp running smooth and safe under pressure.
- • **Seamless Connectivity:** Bluetooth module with remote, AUX, USB, and FM radio lets you stream your soundtrack your way.
- • **Plug & Play Simplicity:** All-in-one board with built-in power supply components—just connect a 24-0-24V 5A+ transformer and go live.
- • **Powerhouse Performance:** Unleash 350W of pure audio energy with four robust 2N3055 transistors.
- • **Tailored Sound Control:** Fine-tune your audio vibe with dedicated bass, treble, and volume knobs for a personalized listening experience.

## Overview

This 350W DIY audio amplifier board leverages four 2N3055 transistors to deliver powerful stereo sound with 175W per channel at 4 ohms. Featuring built-in power supply components, it simplifies installation—just add a compatible transformer. Independent bass, treble, and volume controls let you customize your audio output, while a heavy-duty aluminum heatsink ensures efficient heat dissipation. The included Bluetooth module supports wireless streaming, AUX, USB, and FM radio, making it a versatile centerpiece for any audio setup.

## Description

THIS IS AN AUDIO AMPLIFIER CIRCUIT BOARD BASED ON 2n3055 TRANSISTORS. THIS BOARD USES FOUR 2n3055 TRANSISTORS AND A 24 VOLTS DC POWER SUPPLY TO GENERATE AN OUTPUT OF ABOUT 350 WATTS. THIS BOARD HAS SEPARATE CONTROLS FOR BASS, TREBLE AND VOLUME. THESE CONTROLS ARE OPERATED BY THREE POTENTIOMETERS, ALSO KNOWN AS TONES. THIS BOARD HAS STEREO OUTPUT. BOTH THE CHANNELS PROVIDE ABOUT 175 WATTS AT FOR 4 OHMS SPEAKERS. THIS BOARD IS VERY EASY TO INSTALL. THE MAIN BOARD CONTAINS ALL THE NECESSARY AMPLIFIER COMPONENTS. THE BEST PART ABOUT THIS KIT IS THAT ALL THE POWER SUPPLY COMPONENTS ARE BUILT IN ON THE BOARD. THIS MEANS YOU JUST NEED TO CONNECT A 24-0-24V DC 5 AMPERE ABOVE TRANSFORMER TO THE BOARD AND YOU ARE DONE. YOU CAN PLAY MUSIC STREGHT FROM THE BOARD.THE MAIN BOARD HAS THE CONTROLLING CONNECTIONS OF VOLUME, BASS, TREBLE BALANCE ETC. THIS BOARD WILL BE PROVIDED AS SHOWN IN THE IMAGE. ALL THE POTENTIOMETERS WILL BE SOLDERED IN , EXACTLY LIKE THE IMAGE SHOWS. THIS SET OF FOUR TRANSISTORS IS MOUNTED ON A HEAT SINK. THE HEATSINK IS MADE UP OF HEAVY GAUGE ALUMINIUM FOR EASY AND SMOOTH HEAT DISPERSION. THE TRANSISTORS ARE INSTALLED ON A SILICON SEPARATE WHICH PREVENTS THE TRANSISTORS FROM SHORTING AND OTHER VOLTAGE DAMAGES.THE BLUETOOTH MODULE CARD THAT COMES WITH A REMOTE CONTROL. THIS MODULE CARD CAN BE USED TO PROVIDE THE AUDIO SIGNALS TO THE BOARD. THIS BLUETOOTH MODULE HAS BLUETOOTH, AUX, USB CONNECTIVITY AND HAS FM PLAYER ALSO.

## Features

- All The Power Supply Components Are Built In On The Board

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B075X11Z4C |
| Item model number | TNTS2n3055B2TbtM |
| Manufacturer | TECH AND TRADE |

## Product Details

- **Brand:** TECH AND TRADE
- **Manufacturer:** TECH AND TRADE
- **Maximum supply voltage:** 24 Volts (DC)
- **Mounting type:** Surface Mount
- **Voltage:** 24 Volts

## Images

![350 W DIY 2n3055 Audio Amplifier CAR Stereo Board BASS Treble Control Transistor Assembly and Bluetooth Module 4440 - Image 1](https://m.media-amazon.com/images/I/913fUMGrozL.jpg)

## Frequently Bought Together

- TECH AND TRADE 350 W DIY 2n3055 Audio Amplifier CAR Stereo Board BASS Treble Control Transistor Assembly and Bluetooth Module 4440
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**Shop now:** [https://www.desertcart.sn/products/637944205-350-w-diy-2n3055-audio-amplifier-car-stereo-board-bass](https://www.desertcart.sn/products/637944205-350-w-diy-2n3055-audio-amplifier-car-stereo-board-bass)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-03-08*