Product Description

Important Note:
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

Package including
1 x Bluetooth USB Adapter
1 x Driver installation CD

Warranty
30-Day Money Back Guarantee
24-hour friendly email customer support
6-month warranty

Feature

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.
Brand : Costech
MPN(PartNumber) : Bluetooth 4.0
EAN : 0638183937952
Product Dimensions(LxWxH) :