PRODUCT OVERVIEW:Take your music collection just about anywhere with this Ultimate Ears BLAST portable speaker. Its built-in Bluetooth lets you stream your favorite playlists from a compatible device, and it comes with the digital assistant Amazon Alexa for hands-free voice control. This water-resistant Ultimate Ears BLAST portable speaker produces powerful, immersive sound through two 35mm active drivers and two passive radiators.KEY FEATURESBlasting 360° intensely rich sound with stunning clarity and deep, heart-pounding bass - Brings music to life.Hands-free Amazon Alexa built-in - Ask Alexa to blast tunes, discover new music, crank the volume, find new restaurants and more.Bluetooth and Wi-Fi capable - Wi-Fi connection range is 330 ft, Bluetooth range is 150 ft.Rechargeable battery - Lasts for up to 12 hours. Play music and charge the speaker simultaneously using the included wall charger.Water-resistant and dust-proof design - This IP67-rated speaker is protected from dust and capable of withstanding water immersion between 15 cm and 1 meter for up to 30 minutes.Two 35mm active drivers and two 81mm x 39mm passive radiators - Provide crisp and clear sound.Multiple microphones with beamforming technology and noise cancelation - Enable a smooth far-field voice recognition and control experience.