Bluetooth-enable Windows 10/8/7//XP Mac OS laptop/desktop computer - make your Non-Bluetooth PC Bluetooth-capable - not compatible with iOS,Linux, TV or Car stereo systems | Bluetooth adapter supports maximum transfer speed up to 3Mbps and transfer distance up to 33ft/10m in open space | Without installing any external driver and automatic installation,realize true plug and play,say goodbye to the trouble of manually installing drivers | Bluetooth Drive-Free Audio Transmitter only support connect to bluetooth headphone and bluetooth speaker | No Bluetooth icon will appear in the task bar,just plug into usb and turn on devices enter pairing mode,it can pair successfully