4.0 USB Dongle Adapter
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.
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.
CSR 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
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
1 x Bluetooth USB Adapter
1 x Driver installation CD
3 - month warranty