---
product_id: 43772157
title: "V1.0B"
brand: "fosi audio"
price: "¥841"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/43772157-v1-0b
store_origin: JP
region: Japan
---

# 100W peak power output Dead silent noise floor Cool operation, no overheating V1.0B

**Brand:** fosi audio
**Price:** ¥841
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Small Amp, Big Sound — Elevate Your Audio Game Now!

## Quick Answers

- **What is this?** V1.0B by fosi audio
- **How much does it cost?** ¥841 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/43772157-v1-0b)

## 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

- • **Sleek & Solid Build:** Durable aluminum chassis with premium craftsmanship.
- • **Whisper-Quiet Clarity:** Zero audible noise when idle—experience pure silence.
- • **Effortless Cool Running:** Advanced Class D tech keeps amp cool under pressure.
- • **Plug & Play Versatility:** Wide 12-24V supply range fits home & pro audio setups.
- • **Power-Packed Performance:** Delivers crisp 50W x 2 stereo output for immersive sound.

## Overview

The Fosi Audio V1.0B is a compact, high-efficiency Class D stereo amplifier powered by dual Texas Instruments TPA3116D2 chips. It delivers 50W per channel with ultra-low noise and distortion, housed in a sleek aluminum chassis. Supporting a flexible 12-24V power supply, it’s perfect for both home and professional audio setups, offering cool operation and reliable performance in a minimalist footprint.

## Description

desertcart.com: Fosi Audio V1.0B 2 Channel Amplifier Stereo Audio Amp Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Speakers 50W x 2 with 19V 4.74A Power Supply : Electronics

## Features

- Fosi Audio V1.0B mini stereo amplifier includes highly efficient, fully integrated, digital, class D audio amplifier ICs based on NEW amplifier technology, supporting a supply voltage range from 12 V to 24 V, allowing it to be used across home and professional audio applications
- V1.0B 2-channel class D amplifier adopts 2PCS Texas Instruments TPA3116D2 chip. The TPA3116D2 are stereo efficient and digital amplifier power stage for driving speakers, with advanced oscillator/PLL circuit employs a multiple switching frequency option to avoid AM interferences. High-performance effectively improve output power and audio quality
- Advanced circuitry design, built-in speakers protection circuit, solid aluminum chassis, the home Hi-Fi integrated amplifier create clear and clarity sound, no audible noise, dead silent when nothing is playing through it
- V1.0B stereo audio amplifier with very low power loss under all operating conditions. The ultrahigh power efficiency and cool operation make the V1.0G suitable for use in home audio systems
- What You Get: V1.0B home integrated amplifier x1, power adapter x1, AC cord x1, user manual x1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06XZL2PQD |
| Best Sellers Rank | #108,203 in Electronics ( See Top 100 in Electronics ) #684 in Audio Component Amplifiers |
| Brand | Fosi Audio |
| Customer Reviews | 4.6 4.6 out of 5 stars (971) |
| Item Weight | 1.1 Pounds |
| Manufacturer | Fosi Audio |
| Mfr Part Number | V1.0 |
| Model Number | V1.0B |
| Unit Count | 1.0 Count |
| Warranty Description | 18-month manufacturer |

## Product Details

- **Item dimensions L x W x H:** 5 x 3 x 1 inches
- **Manufacturer:** Fosi Audio
- **Maximum Supply Voltage:** 24 Volts
- **Minimum Supply Voltage:** 12 Volts (DC)
- **Voltage:** 110 Volts (AC)

## Images

![V1.0B - Image 1](https://m.media-amazon.com/images/I/51u3093IhhL.jpg)
![V1.0B - Image 2](https://m.media-amazon.com/images/I/61A5DJFXyUL.jpg)
![V1.0B - Image 3](https://m.media-amazon.com/images/I/61nUVGRgxYL.jpg)
![V1.0B - Image 4](https://m.media-amazon.com/images/I/81GIKTj2UrL.jpg)
![V1.0B - Image 5](https://m.media-amazon.com/images/I/719zBLuVw8L.jpg)

## Frequently Bought Together

- Fosi Audio V1.0B 2 Channel Amplifier Stereo Audio Amp Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Speakers 50W x 2 with 19V 4.74A Power Supply
- Fosi Audio K5 Pro Gaming DAC Headphone Amplifier Mini Hi-Fi Stereo Digital-to-Analog Audio Converter USB Type C/Optical/Coaxial to RCA/3.5MM AUX for PS5/PC/MAC/Computer

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**Shop now:** [https://www.desertcart.jp/products/43772157-v1-0b](https://www.desertcart.jp/products/43772157-v1-0b)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-05*