This is a USB Bluetooth transmitter, adaptable to PS4, PS5, Switch, and computer, provides Bluetooth audio transmission function, can be connected to Bluetooth headset, Bluetooth stereo to play audio, does not support the transfer of files, pictures, and so on. If you need to talk in the game and meeting, you can choose the 3.5mm microphone or Bluetooth headset microphone for voice calls according to the scene. Satisfy the user's gaming equipment for hacking calls, to achieve the demand for high-quality game audio.