This is the Panasonic SoundSlayer SC-GNW10: a wearable gaming speaker that delivers rich sound thanks to its 4-channel surround speakers. It has an ergonomic design and is comfortable to wear. This speaker has 3 gaming sound modes (RPG, FPS, Voice).
This wearable speaker has a built-in echo cancelling microphone. It has a range of up to 33ft. It lasts up to 9 hours on battery. You get a software to change equalizer and other sound settings.