ECOXGEAR: EcoBoulder Ultra - 121dB Loud Rugged Bluetooth 5.1 Speaker, IP67 Waterproof, Drop and Dust Proof with Party Lights, 50+ Hours Runtime, Even Floats - Black

100% Waterproof & Dirtproof (IP67) - Protection whether it's raining, snowing, or you're in the middle of a dust storm. Drop it into a pool, lake or ocean, don't worry - it floats; optimized for massive sound - a dynamic 100-watt power amplifier drives an 8" full-range speaker, an 8" passive woofer and a 3" tweeter for up to 121 decibels crisp highs, clear warm warm angangang, warm and deep bass than ever before (audio sources include Bluetooth, AM-FM radio or wired AUX-IN) BUILT-IN EQ Adjust audio output by selecting 1 of 5 proprietary digital DSP equalizer modes or optimizing the bass and treble for your personalized outdoor audio experience. ECOCAST BUILT-IN - Wirelessly connect up to 100 ECOCAST and SoundExtreme speakers, soundbars, tower speakers and radios for a massive left and right stereo system for the ultimate party (ECOCAST is not compatible with previous generation EcoConnect technology) Addressable RGB LED Lighting: Customize the colors, speed, brightness, music sync and LED hunting of the LEDs with the free mobile app. LEDCAST Built in - to connect with any other LEDCast compatible ECOXGEAR or SoundExtreme product (products sold separately) BATTERY LASTS FOR DAYS - Play continuously with standard AC plug-in power or built-in battery for 10+ hours at full volume and up to 50+ hours at average listening level. The battery fully charges in 7-8 hours; Large LED display and backlit buttons - to view the display and control panel in both direct sunlight and in the dark Package includes 1 x Boulder Ultra speaker, 1 x AC power cord and an instruction manual (English language not guaranteed). Not in English)