Meet Ultimate Ears BLAST, the super-portable Wi-Fi/Bluetooth speaker with bold, immersive 360° sound and hands-free voice control. Now with Alexa built-in, you and your crew can blast tunes, crank the volume, order takeout, and more, with just the power of your voice. Do it all at home or on-the-go, even take calls without killing the music whenever connected to Wi-Fi or a mobile hotspot. BLAST is waterproof, drop proof, and super stylin’ too — go from the shower to the beach party with confidence and style. Just say it to play it with BLAST from Ultimate Ears. Compatibility Requires a Wi-Fi router with 802.11 a,b,g, or n for first time setup. Audio Playback supported for Bluetooth devices with advanced audio distribution profile (A2DP).