Please download the driver with this link and choose the  "Driver_for _BTA-402_BTA-403_BTA-406 ":

orico.cc/drive.php

Product Description

Smart Interactive    * ORICO BTA Bluetooth 4.0 USB Micro Adapter Dongle Achieved with CSR8510 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 4.0 and Bluetoth 3.0.Plug and Play Enabled Fingernail Size Micro Adapter allow to Plug and Forget.   * It's an Ideal Solution to transfer File,Audio or Voice Wirelessly for your Desktop and Laptop.   * ORICO BTA Dual Mode (Transmitter & Receiver) Enabled Bluetooth Adapter Extra Premium CSR Harmony Application allow Microsoft Office and other Applications Accessing Bluetooth Connection Directly.   * AVRCP & A2DP Service allow Cell phone,Tablet and any Bluetooth Devices connect to Speaker,Headset of Computer with ORICO BTA and Playing Music of transfer Voice,Update your Wired Speaker or Headset to Bluetooth Easily.   Compatible Operating Systems    * Windows XP,2003,Vista,7,2008 and Windows 8 32 or 64 Bit   Compatible Bluetooth Devices    * Cell Phone, Tablet, Speaker, Headset or Headphone, Mice and Keyboard   Compatible Bluetooth Profiles    * HID,24-Bit CRC,AFH,EDR,Advanced Audio Processing,AVRCP,A2DP,DUN-GW,HSP,HFP A2DP AVTCP,FTP,OPP,Audio-GW,FAX,BPP   What's in the Box 

• 1x Bluetooth 4.0 Dongle

Unique design

Built in antenna, sleek and beautiful; accord with Bluetooth specification v4.0; support 20m wireless transmission, safe and stable.

Wireless work and entertainment, widely compatible

BTA-403 can work with cellphone, Bluetooth headphone, Bluetooth speaker, mouse, keyboard, PDA, digital camera, printer and other Bluetooth equipments, avoiding overmuch cables and improving efficiency.

Low consumption, high efficiency

With CSR Harmony, BTA-403 implants Bluetooth communication into system and Microsoft office software and transfer files between PC and smartphone / tablet in office software surface, which brings convenience for office use and saves much power consumption for equipments in unused condition due to its feature of low consumption.