---
product_id: 337827738
title: "3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27"
brand: "cubetek"
price: "S/.206"
currency: PEN
in_stock: true
reviews_count: 8
category: "Cubetek"
url: https://www.desertcart.pe/products/337827738-3-in-1-lcd-display-v5-0-bluetooth-transmitter-receiver
store_origin: PE
region: Peru
---

# 1.8” LCD shows 8 nearby devices Dual device simultaneous pairing 3-in-1 TX/RX/Bypass modes 3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27

**Brand:** cubetek
**Price:** S/.206
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your audio game—wireless, smart, and always connected!

## Quick Answers

- **What is this?** 3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 by cubetek
- **How much does it cost?** S/.206 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/337827738-3-in-1-lcd-display-v5-0-bluetooth-transmitter-receiver)

## Best For

- cubetek enthusiasts

## Why This Product

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

## Key Features

- • **Always-On, No Battery Hassle:** Powered by USB, enjoy uninterrupted audio streaming without worrying about charging or battery life.
- • **Seamless 3-in-1 Audio Freedom:** Switch effortlessly between transmitting, receiving, or bypassing audio to declutter your space and upgrade your sound experience.
- • **Double the Connection, Double the Fun:** Pair two Bluetooth headphones or speakers simultaneously—perfect for family movie nights or shared playlists without compromise.
- • **Smart LCD Display for Effortless Pairing:** Visualize up to 8 nearby devices on the crisp screen and select your preferred connection with a simple volume knob twist—no more guesswork.
- • **Universal Compatibility with Multi-Ports:** Connect via Optical, Aux, or RCA cables to any TV, PC, or stereo system—your all-in-one wireless audio hub.

## Overview

The Cubetek CB-BT27 is a versatile Bluetooth 5.0 audio adapter featuring 3 modes (transmitter, receiver, bypass) with multi-port connectivity (Optical, Aux, RCA). It supports simultaneous pairing of two Bluetooth devices, includes a unique 1.8” LCD for easy device selection, and is USB-powered for continuous use without batteries. Ideal for upgrading TVs, home stereos, PCs, and headphones with seamless wireless audio.

## Description

Product Description CUBETEK 3 IN 1 LCD DISPLAY V5.0 BLUETOOTH TRANSMITTER RECEIVER WITH BYPASS FUNCTION PRODUCT FEATURES 2 IN 1 BLUETOOTH TRANSMITTER RECEIVER: One-button switch to shift between Transmitter(TX) and Receiver(RX) mode freely. PAIR 2 DEVICES SIMULTANEOUSLY: Can Connect 2 Bluetooth Speakers / Earphones at one time and get audio in both devices simultaneously BYPASS FUNCTION: Using the Bypass function if your TV only has ONE OPTICAL Output which is currently occupied by your AV receiver or soundbar. A simple switch without plugging and unplugging the device each time NO BATTERY, USB POWERED: Always On, run hassle free without worrying about battery, as product is always connected to any USB power source. 1.8”LCD DISPLAY: LCD display of nearby devices making your Bluetooth devices easily discoverable helping you to pair the desired device only VOLUME KNOB: Easy control Multifunction Rotary Volume knob helps to control volume and also in selecting desired Bluetooth device to pair with. MULTI CONNECTION: Connect by AUX 3.5mm, Optical RCA Port, giving all options to connect to any TV, Home Theater, PC BLUETOOTH V5.0: The device is equipped with latest ACTIONS IC supporting Bluetooth V5.0 to make it compatible with most Bluetooth devices including Airpods, Earbuds, TWS, desertcart Alexa and more. EASY SEARCH AND PAIRS UPTO 2 DEVICES SIMULTANEOUSLY WITH BIG LCD DISPLAY Searches upto 8 Nearby Devices Pairs Maximum 2 Devices With Reconnect button on device, allows you easy reconnect to last connected devices Use Volume Knob to select desired device to connect with Once First device connected, Click Bluetooth button to search other nearby devices MULTIPLE CONNECTIVITY OPTIONS Connect by Aux, RCA, Optical Ports with all Cables in Package. Smart TV Connected by Optical Port, But No Sound Change TV Audio / Sound Settings from DIGITAL OUTPUT to PCM Once PCM Selected, Audio will easily pass. SPECIFICATIONS Bluetooth version: Actions V5.0 Bluetooth frequency: 2402-2480mHz Bluetooth TX/RX distance: ＞10M （no object) Bluetooth audio technology: SBC Dual stream: yes, can contact two devices at once TX/RX mode interface: Aux/OPT Bypass model interface: Aux/OPT Display size: 29*46*1.7MM Microphone: No Battery: No Power interface: Type-C 5V Product size: 112.5*84*32.7mm Product weight: 70.1g . PACKAGE INCLUDES 1 x Bluetooth Audio Adapter 1 x Type C Power Cable 1 x Optical Cable 1 x Aux Cable 1 x RCA Cable 1 x User Manual

Review: Good product at reasonable pricing. - Excellent product. Seamless connection and serves the purpose completely. I used as a bluetooth receiver for my very old sony sound system using optical cable.
Review: Good and reliable in Tx mode. - Update: Tx Config: Using it to transmit audio to headphones., using AUX-in - working fine but need a good quality aux cable. the provided cable is not of good quality - there is bit of audio distortion if u set the volume to max. - the transmitter is bit noisy, when there is no audio playing. but once the audio is fed, the noise goes away (more like suppressed). - some headphones reconnect automatically and some needs to be paired almost every time. Not tested following config: Tx with Optic, Rx with AUX, Rx with Optic, by-pass Overall: good product, perfect for my use-case. Just buy a quality aux cable.

## Features

- 3 IN 1 V5.0 BLUETOOTH AUDIO ADAPTER: It has 3 modes (TX, RX and Bypass). TX transmits audio from your TV / computer to your Bluetooth headphones / speakers; RX mode for receiving Audio from your cellphone to home Stereos; Bypass mode can connect Tv / computer to speakers directly. In this way, you will be able to get rid of wires and enjoy high quality wireless audio freely in your home.
- LCD DISPLAY & VOLUME CONTROL KNOB: First one of its kind Bluetooth Transmitter to Display nearby Available devices, thus making pairing easy and help connect to desired devices. Also with Volume Control knob you can easily control the audio directly from the Transmitter. Note: It cannot amplify the existing audio, but only control it. Displays upto 8 Nearby devices.
- FLEXIBLE CONNECTIONS (OPTICAL + 3.5mm AUX + RCA): Beside 3.5mm Aux/RCA connection, the audio Bluetooth transmitter for TV plus Bluetooth receiver for TV edge ahead by also supporting TOSLINK optical cable input and output so your TV with optical sound output can feed the adapter, and your audio system can also wireless connect with the Bluetooth Adapter for home stereo.
- CONNECT 2 DEVICES SIMULTANEOUSLY: Two Bluetooth headphones or speakers can pair at once so children can watch in silence and give parents a much needed break.
- ALWAYS ON: No need to Charge, as device does not come with any battery. Instead keep it powered and enjoy hassle free transmission of audio from the device.
- BLUETOOTH TRANSMITTER FOR TV: Easily transmit audio from TV to Bluetooth Headphones or Bluetooth Speakers. You can pair 2 devices at one time, and listen TV audio directly to your Bluetooth Audio system.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0978V2CP6 |
| Audio Input | RCA |
| Audio Output Mode | Stereo |
| Audio Output Type | Headphone |
| Best Sellers Rank | #2,949 in Electronics ( See Top 100 in Electronics ) #2 in Wireless Audio Receivers & Adapters |
| Bluetooth support? | Yes |
| Box Contents | Aux Cable, Bluetooth Audio Transmitter Receiver, Optical Cable, RCA Cable, Type-C Power Cable, User Manual |
| Brand | CUBETEK |
| Brand Name | CUBETEK |
| Colour | Grey |
| Compatibility Options | Laptop,Television,Personal Computer,Headphone,Smartphone,Speaker |
| Compatible Devices | Headphone, Laptop, Personal Computer, Smartphone, Speaker, Television |
| Connectivity Technology | Bluetooth |
| Connector Type Used on Cable | Auxiliary, RCA |
| Control Method | Touch |
| Control Type | Volume Control |
| Controller Type | Hand Control |
| Country of Origin | China |
| Customer Reviews | 4.0 out of 5 stars 2,057 Reviews |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS), Plastic |
| Hardware Interface | Bluetooth, USB |
| Human Interface Input | Buttons |
| Importer Contact Information | MELODY ELECTRONICS, www.melodymedia.in |
| Includes Remote | No |
| Installation Type | Freestanding |
| Item Dimensions L x W x H | 11.3L x 8.4W x 3.3H Centimeters |
| Item Type Name | Bluetooth Audio Transmitter Receiver |
| Item Weight Unit of Measure | 120 Grams |
| Manufacturer | Customer Care No: 6363772699 / 080-23492250, Web: www.melodymedia.in Email: support@melodymedia.in, MELODY ELECTRONICS, www.melodymedia.in |
| Manufacturer Contact Information | Customer Care No: 6363772699 / 080-23492250, Web: www.melodymedia.in Email: support@melodymedia.in |
| Material | Acrylonitrile Butadiene Styrene (ABS) , Plastic |
| Model Name | CUBETEK BLUETOOTH TRANSMITTER RECEIVER |
| Number of Channels | 2 |
| Packer Contact Information | MELODY ELECTRONICS, +91 6363772699 |
| Power Source | Corded Electric |
| Product Dimensions | 11.3L x 8.4W x 3.3H Centimeters |
| Product Features | Built-in-Bluetooth, Compact Design, Digital Display Screen, Multifunction, No Battery, Volume Control |
| Rechargeable Battery Included | No |
| Screen Size Unit of Measure | 1.7 Millimetres |
| Special Feature | Built-in-Bluetooth, Compact Design, Digital Display Screen, Multifunction, No Battery, Volume Control Special Feature Built-in-Bluetooth, Compact Design, Digital Display Screen, Multifunction, No Battery, Volume Control See more |
| Supported Application | Any audio application |
| Supported Media Type | MP3, WAV, AAC |
| Supported Standards | Bluetooth V5.0 |
| Voltage | 5 Volts |
| Warranty Description | 1 Year Warranty Against any Manufacturing defects. For Support contact us on 6363772699 |
| Wireless Compability | Bluetooth |

## Product Details

- **Brand:** CUBETEK
- **Connectivity Technology:** Bluetooth
- **Material:** Acrylonitrile Butadiene Styrene (ABS), Plastic
- **Power Source:** Corded Electric

## Images

![3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 - Image 1](https://m.media-amazon.com/images/I/61BRjNg6gPS.jpg)
![3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 - Image 2](https://m.media-amazon.com/images/I/61BueS088hL.jpg)
![3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 - Image 3](https://m.media-amazon.com/images/I/719rrq93oQL.jpg)
![3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 - Image 4](https://m.media-amazon.com/images/I/51-ytHJZhoS.jpg)
![3 in 1 LCD Display V5.0 Bluetooth Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support for TV, Home Stereo, PC, Headphones, Speakers, Model: CB-BT27 - Image 5](https://m.media-amazon.com/images/I/71KlCOia9EL.jpg)

## Questions & Answers

**Q: Can use it for conference calls in TX mode**
A: You can pair upto two devices. Please elaborate your querya bit more.

**Q: Does it support aptx?**
A: No...but hardly any delay

**Q: Whether it is gongle ?**
A: No it just connects multiple blue tooth ear phone or headset

**Q: Will it support old Sony led to samsung sound bar**
A: Either your tv/led has a earphones jack or it is Bluetooth compatible or both. It will connect using both these options. Even if ur TV has  RCA audio jacks (red & white)..that too will connect

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product at reasonable pricing.
*by S***S on 15 February 2026*

Excellent product. Seamless connection and serves the purpose completely. I used as a bluetooth receiver for my very old sony sound system using optical cable.

### ⭐⭐⭐⭐ Good and reliable in Tx mode.
*by K***K on 9 September 2025*

Update: Tx Config: Using it to transmit audio to headphones., using AUX-in - working fine but need a good quality aux cable. the provided cable is not of good quality - there is bit of audio distortion if u set the volume to max. - the transmitter is bit noisy, when there is no audio playing. but once the audio is fed, the noise goes away (more like suppressed). - some headphones reconnect automatically and some needs to be paired almost every time. Not tested following config: Tx with Optic, Rx with AUX, Rx with Optic, by-pass Overall: good product, perfect for my use-case. Just buy a quality aux cable.

### ⭐⭐⭐⭐⭐ Great product value for money
*by M***. on 3 November 2025*

i wanted to make my 2 amazon echo dots , diiferent generations to work with the firestick and did the job well. It has Transmitter Receiver, Bypass Audio Adapter with Aux, Optical, Dual Link Support. i use it with my old creative speaker also from the monitor via bypass and now that old speaker can be play from my phone also. I didnot notice any noises , i love hearing songs and some vedios , no lags great buy for me . Bluetooth connectivity is also good.No battery , needs source of charge ,i use the usb 2 extedner from laptop to power it. Great value for money for me .I was surprised many retured it, got a suggestion like so while buying , i am happy with the product.

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-05-05*