---
product_id: 601108463
title: "B03"
brand: "1mii"
price: "€ 88.06"
currency: EUR
in_stock: null
url: https://www.desertcart.ie/products/601108463-b03
store_origin: IE
region: Ireland
---

# 70m long-range wireless aptX Adaptive & Low Latency Dual link for 2 headphones B03

**Brand:** 1mii
**Price:** € 88.06
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Elevate your audio game—wireless freedom without compromise!

## Quick Answers

- **What is this?** B03 by 1mii
- **How much does it cost?** € 88.06 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/601108463-b03)

## Best For

- 1mii enthusiasts

## Why This Product

- Trusted 1mii brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **HD Sound Quality:** Enjoy better-than-CD audio clarity with HD Audio codec preserving every detail.
- • **Seamless Audio Sync:** Experience zero lip-sync delay with aptX Low Latency support for flawless TV watching.
- • **Extended Wireless Range:** Stream audio up to 70 meters (230ft) line-of-sight—perfect for multi-room or multi-floor setups.
- • **Multi-Device Connectivity:** Connect 2 Bluetooth headphones and 1 wired soundbar simultaneously or pair 2 units for up to 4 headphones.
- • **Versatile Inputs & Outputs:** Supports digital optical, RCA, and 3.5mm AUX for ultimate compatibility with all your devices.

## Overview

The 1Mii B03 Bluetooth 5.3 Transmitter/Receiver offers ultra-low latency aptX Adaptive audio streaming with dual-link support, enabling simultaneous connection of multiple headphones and wired speakers. Featuring versatile digital optical, RCA, and 3.5mm inputs/outputs, it delivers HD sound quality with an impressive 70-meter wireless range, ideal for seamless TV and home stereo integration.

## Description

B03 Bluetooth 5.3 Transmitter/Receiver, aptX Adaptive/Low Latency Bluetooth Audio Adapter for TV/Home Stereo & Headphones, Dual Link, Long Range, Digital Optical & RCA

## Features

- 【NO LIP SYNC DELAY】1Mii B03 Bluetooth transmitter receiver delivers crystal-clear audio and let you watch tv without delay. NOTE: To achieve low latency ( <40ms delay), your receiving device must also support AptX Low Latency, or you may experience a 70-220ms delay.
- 【BUY 2, PAIR 4 HEADPHONES】New function! In TX Mode, Bypass also works! 1Mii B03 Bluetooth Transmitter for TV supports Wireless and Wired working at the same time. You can hear from 2 Bluetooth Headphones(Not use dual link with TWS earbuds/earpods).) and 1 wired Soundbar simultaneously or buy 2 1Mii B03, pair with 4 headphones. NOTE: If you choose 3.5mm in, please choose 3.5mm out. If you choose optical in, please choose optical out.
- 【DIGITAL OPTICAL + 3.5mm AUX + RCA IN & OUT】B03 Bluetooth audio transmitter receiver has digital optical, RCA, 3.5mm aux input and output, which is compatible for wired/wireless headphones, speaker, amplifier, TV, computer, laptop, desktop. NOTE: For TV optical output - please set audio format to PCM. Dolby / DTS are not supported.
- 【EXCELLENT SOUND QUALITY】HD Audio ensures compatible Bluetooth devices deliver high definition (HD) Audio. It preserves sound data throughout the Audio transmission, resulting in a ‘better-than-cd’ listening experience. Simple switch to alternate between HD and low latency priority if your device supports both codecs.
- 【70M LONG RANGE】Achieve a range of up to 230ft (70m) line-of-sight in open air and up to 80-110ft (25-35m) indoors), which support 2 floors house for audio transmit and receive. NOTE:Operation range can be affected by Wi-Fi routers, Wireless TV adapters etc. and also depends on receiving device.

## Product Details

- **Brand:** 1Mii
- **Connectivity technology:** Bluetooth
- **Controller type:** Hand Control
- **Special feature:** 3 in 1 Bluetooth Transmitter Receiver, Dual Link, Long Range,, Low Latency
- **Compatible devices:** Home Stereo System, Smartphone, Television
- **Connector type:** Bluetooth, Optical RCA 3.5mm Jack
- **Audio output mode:** [IN] Wired, Bluetooth
- **Surround-sound channel configuration:** 2.0
- **Number of channels:** 2
- **Supported Internet services:** Spotify

## Images

![B03 - Image 1](https://m.media-amazon.com/images/I/61fw6A+uOSL.jpg)
![B03 - Image 2](https://m.media-amazon.com/images/I/61Ae6TZFMKL.jpg)
![B03 - Image 3](https://m.media-amazon.com/images/I/61rQzNoAFmS.jpg)
![B03 - Image 4](https://m.media-amazon.com/images/I/71d2hjVCEjL.jpg)
![B03 - Image 5](https://m.media-amazon.com/images/I/61SSMaNJtfL.jpg)

## Available Options

This product comes in different **Style Name** options.

## Questions & Answers

**Q: What shall I do if I can not get B03 Bluetooth Adapter to pair with my Bluetooth Headphones or Speakers?**
A: 1) Turn off the Bluetooth of all mobile phones or PCs in the house.

**Q: What should I do if there is no sound?**
A: 1) Make sure to set audio format to PCM or Stereo when connect a TV with Optical or Coaxial output. Dolby / DTS is not supported.

**Q: Why the voice lag still here when use B03 with my Bluetooth headphones?**
A: To achieve low latency, your receiving device is better also support ONLY aptX Low Latency. Or, the receiving device might use another codec (e.g. SBC, aptX), resulting in a 70-200ms audio delay which may be noticeable by some users.

**Q: Why are the Volume + / - of my B03 not working in TX mode, only works in RX mode?**
A: 1) In TX mode, take optical cable as the connected audio cable, the Volume +/- on B03 may not work if your device does not support Audio/Video Remote Control Profile.

**Q: How to solve the problem of no sound or noise on Samsung TV?**
A: 1) Please make sure to use the optical cable to connect B03 and TV, not USB/RCA/AUX;

## Frequently Bought Together

- 1Mii B03 Bluetooth 5.3 Transmitter/Receiver, aptX Adaptive/Low Latency Bluetooth Audio Adapter for TV/Home Stereo & Headphones, Dual Link, Long Range, Digital Optical & RCA
- Sound Blaster JAM V2 On-Ear Lightweight Bluetooth 5.0 Wireless Headphones with USB-C, aptX Low Latency, aptX HD, Multipoint Connectivity, Voice Detection and Noise Reduction, 22 Hours Battery Life

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**Shop now:** [https://www.desertcart.ie/products/601108463-b03](https://www.desertcart.ie/products/601108463-b03)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-21*