Harman Kardon Aura Studio Black (HKLUNABLKEU) is a portable speaker system featuring immersive 360-degree sound and deep bass with a built-in subwoofer. It supports Bluetooth 4.2 wireless connectivity and delivers stereo audio output. The maximum power output is 100W with a frequency response up to 20 kHz and an 80 dB signal-to-noise ratio. It also features ambient ripple lighting effects and an elegant design suitable for home environments.