Introducing Vibe-Tribe's Mamba, the ultimate and most powerful pure vibration speaker ever built. Totally designed in Italy assembling the most advanced wordwide technology solutions, Mamba is a groundbreaking all-in-one product that will change the way you listen to your music. Mamba has 18W sound power with ultra-core vibration system - Brand new adherence & traction control for enhanced sound response on smooth surfaces - Daisy Chain System to connect with other Mamba and multiply your sound power - Integrated Capacitive Touch Panel and Hi response Microphone for Conf Calls - Lithium-ions 1400 mAh battery with more than 4h duration - Wireless with Near Field Communication (NFC) with all the Remote Control Profiles