What or icon do you see in your Device Manager?
Right-click the in the system tray (bottom-right corner of your screen). Select Playback devices . Look for Bluetooth Audio Headphones or P47 Stereo Audio . p47 wireless headphones driver windows 7
The P47 technically uses the native driver built into Windows 7 ( usbaudio.sys ). In theory, it should “just work.” In practice, it often doesn’t. Why? Because many P47 clones have slightly non-standard descriptors, or they include a built-in microphone that confuses Windows 7’s legacy audio stack. What or icon do you see in your Device Manager