Budget headphones like the P47 have aggressive power-saving features. In , open the properties of your primary Bluetooth Adapter. Go to the Power Management tab and uncheck the box that says "Allow the computer to turn off this device to save power." Using a Wired Connection Instead
Windows 7 does not natively support Bluetooth audio profiles required for headphones. Before you can pair P47 headphones, ensure your computer meets these requirements: p47 wireless headphones driver windows 7