---
product_id: 126865279
title: "kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m)"
brand: "kreya enterprise"
price: "$0.38"
currency: USD
in_stock: false
reviews_count: 2
url: https://www.desertcart.us/products/126865279-kreya-enterprise-btcsr40-bluetooth-csr-4-0-usb-adapter-gold
store_origin: US
region: United States of America
---

# kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m)

**Brand:** kreya enterprise
**Price:** $0.38
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) by kreya enterprise
- **How much does it cost?** $0.38 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/126865279-kreya-enterprise-btcsr40-bluetooth-csr-4-0-usb-adapter-gold)

## Best For

- kreya enterprise enthusiasts

## Why This Product

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

## Description

Description :     Important Note: It is a only for laptop / Desktop & computer   When you connect headset or speaker,feel the sound like handsfree, please You have to Uncheck "Handsfree telephony" from the services setting on your bluetooth device   -> Control Panel/Hardware and Sound/Devices and Printers -> select your device and right-click, open Properties, then go to Services tab and uncheck Handsfree Telephony. Marked as your default device in Control Panel -> Hardware and sound -> Change system sound -> Playback -> select bluetooth device and select set defaults.   CRS V4.0 Dongle Support Bluetooth voice and date transmission Ultra-compact, easy carrying and space saving.   Experience stereo audio with Advanced Audio Distribution Profile (A2DP) support.   Bluetooth Low Energy (BLE) protocol support.   Up to 3 Mbps data transfer rate with Enhanced Data Rate (EDR) support.   Backward support classic Bluetooth V3.0/2.1/2.0/1.1   Bluetooth version : 4.0 with EDR - data transfer rate up to 3Mbps   ISM Band : 2.402-2.480GHz   Support Profile : Serial Port, Object Push, File Transfer, LAN Access, Personal Area Network, Audio Gateway   Compatibility : Windows 10, Windows 8, Windows 7, XP, Vista ,2003, 2000,Me, Bluetooth-enabled devices, like iPhone, iPad, iPod,Samsung Galaxy,note ,smart phones, tablets, keyboards, mice, speakers, printers, projectors,headsets & more

## Features

- This adapter creates cable-free connections between PCs and other Bluetooth devices such as Bluetooth enabled headsets, speakers, cell phones, keyboard or mouse and more (with Microsoft built-in drivers) at speeds of up to 3 Mbps     Bluetooth 4.0 technology. Backwards compatible with Legacy Bluetooth Equipment Bluetooth 3.0, 2.1, 2.0 and 1.0 Equipment,Improves Bluetooth support for Windows 10,8.1/8,7,Vista, XP,2003, 2000,Me, 32 bit and 64 bit     Supports Bluetooth stereo headsets and more with built-in Windows 10 and 8 drivers or using the included drivers for Windows 7 and earlier. Specifically works with Microsoft's new Bluetooth 4.0 Low Energy support in Windows 8 and later. Does not add Bluetooth Low Energy.     Extremely compact USB adapter. Supports A2DP stereo playback, Safe to leave in for laptop travel Newest Bluetooth class 2 Smart Ready specification with v 4.0 low energy.     Up to 33ft/10m, wireless data exchange, audio Music Stream Enhanced Data Rata (EDR) compliant for both 2 Mbps and 3 Mbps modulation modes with gold plated connector,Note :- This product is not compatible with car"    ›See more product details

## Images

![kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) - Image 1](https://m.media-amazon.com/images/I/61cXZb0gLWL.jpg)
![kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) - Image 2](https://m.media-amazon.com/images/I/61QLVAh2PeL.jpg)
![kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) - Image 3](https://m.media-amazon.com/images/I/41iit8KBSpL.jpg)
![kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) - Image 4](https://m.media-amazon.com/images/I/61cXZb0gLWL.jpg)
![kreya enterprise Btcsr40 Bluetooth Csr 4.0 USB Adapter, Gold Plated Micro Dongle for Desktop, Laptop (33 ft/10 m) - Image 5](https://m.media-amazon.com/images/I/61cAnGn0mGL.jpg)

## Customer Reviews

### ⭐ 







  
  
    Not working
  

*by V***V on Reviewed in India on 1 August 2019*

Hey there seller and the company,The product won't work, or get recognized by the PC. Can't use bluetooth even after plugging the device in. Please help

### ⭐⭐⭐⭐⭐ 







  
  
    Good product
  

*by R***L on Reviewed in India on 27 May 2019*

Good product .performance good. very good quality.

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**Shop now:** [https://www.desertcart.us/products/126865279-kreya-enterprise-btcsr40-bluetooth-csr-4-0-usb-adapter-gold](https://www.desertcart.us/products/126865279-kreya-enterprise-btcsr40-bluetooth-csr-4-0-usb-adapter-gold)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-06*