It's no need to install driver and license, plug and play, idea for enjoying movies and playing games. When it is difficult to connect to Bluetooth headset, please refer the following steps to try to pair with Bluetooth headset. 1. Turn off Bluetooth of other Bluetooth transmitting devices like smartphone/iPad. 2. Please make sure your Bluetooth headset/speaker has no connection with other devices, and is in pairing mode. 3. After plug this product into USB jack, please long press button for 10 seconds, and the rapid flashing TX LED indicator will pause temporarily, then immediately continue to flash rapidly. Initialization reset is complete at this time, and it will automatically search and pair with Bluetooth headpset. 4. Some Bluetooth headsets are in pairing mode after power on, but at this time it only can connect to the Bluetooth devices that have been paired before. If you want to pair with an Bluetooth device that didn't pair before, please let the headset indicator flash quickly or refer to the headset manual.