Bluetooth 4.0 USB Dongle Adapter for PC with windows10, 8, 7, XP, Vista, Support Molile Phones,Bluetooth Headsets, Speakers Bluetooth 4.0 USB Micro Adapter Dongle Achieved with CSR8510 Class 2 Low Energy Controller fully Content with Bluetooth 4.0 Specification. 24-Bit CRC Verification Adaptive Frequency Hopping(AFH) Enabled allow a Reliable Connection up to 3Mbps and 100 Metres (Peer to Peer) with any Bluetooth Enabled Cell Phone,Tablet,Speaker,Headset or Headphone,Mice and Keyboard. Advanced Audio Processing Exclusive for Bluetooth 4.0 Voice Quality Enhancing allow to Process AAC Audio Losslessly as well as Process MP3,WAV,APE or FLAC. Compatible with Classic Bluetooth Plug and Play Enabled Fingernail Size Micro Adapter allow to Plug and Forget. It is an Ideal Solution to transfer File,Audio or Voice Wirelessly for your Desktop and Laptop.Allow Cell phone,Tablet and any Bluetooth Devices connect to Speaker,Headset of Computer with Bluetooth and Playing Music of transfer Voice,Update your Wired Speaker or Headset to Bluetooth Easily.