Bluetooth dongle adapter is rather commonly seen in our daily life! If you are in need of such an item， we are glad to offer this Compact-sized Bluetooth V4.0 CSR4.0 USB Dongle Adapter to you. It is made in a sleek size， lightweight and portable to carry. Sophisticated technology and delicate workmanship ensure its strong stability and high performance. Besides， it features fast transmission speed， which makes your work highly efficient. It is also applicable to various PC operating systems which do not have a Bluetooth-enabled function. Share your data with the help of this adapter!                                    Features            It is ideal for those who do not have a Bluetooth-enabled laptop or desktop to add the function， very convenient and practicalCompact and sleek size， rapid and stable connection， long lifespanIt fits computers and other Bluetooth devices for wireless transmission， with strong and stable signalPlug and play; so you needn’t to manually install the driverSupport the operating distance up to 20 metersYou can also use it to establish a wireless LAN for a computer， which access to the computer and other devices share internet                                                            Specifications             Quantity     1    <br> Color     Black    <br> Material     Plastic & Aluminum Alloy    <br> Wireless Technology     Bluetooth    <br> Bluetooth Standard     V4.0    <br> Operation Range     20m    <br> Suitable Device     Laptops with USB， Desktop Computers    <br> Supports System     Windows 2000/XP/Vista/7/8    <br> Dimensions     (0.87 x 0.67 x 0.35)" / (2.2 x 1.7 x 0.9)cm (L x W x H)    <br> Weight     0.18oz / 5g     <br>                                                             Package Includes            1 x CSR4.0 Bluetooth Adapter<br>1 x CD<br>