EcoBoulder Max Bluetooth Speaker is 100% waterproof, submersible, and even floats. Let it sit outside in the rain or snow or drop it in a river - it keeps on playing. The EcoBoulder Max wirelessly connects via Bluetooth to your smartphone, tablet, or laptop with up to 100ft of range. A simple touch of the EcoTalk button activates the built-in microphone connecting you with Siri or ok Google voice assistants. 120 watts of peak output power, containing an 8” main Driver, 3” tweeter plus an oval passive subwoofer for a balanced, full sound with crisp highs, clear vocals, warm midrange, and deep bass. Includes AUX in & USB charge port, AM/FM radio with 5 presets. Up to 50 hours of Playtime/100 Hours Standby. Wirelessly connect up to 50 EcoBoulder Max's with EcoCast. 100% waterproof and dustproof. Meets IP67 international waterproof and dustproof standards. Drop the EcoBoulder Max in your pool, lake or ocean, no worries – it even floats!. 120-watts dynamic power amplifier for massive sound. 5 RGB Party Lights Mode – White Light, Red Light, Green Light, Music Sync, and Colour Fade. Tune the audio output to match your listening preference with 5 preset equalizer sound profiles. 3-way speaker system w/ 8 Inch full range main driver + 3 Inch Tweeter + Oval passive subwoofer. Integrated microphone jack 1/4 Inch (6.35 mm) for an external microphone (External microphone not included.). Includes 1/8 Inch (3.5mm) auxiliary audio input jack to play from any wired audio source. Digital AM/FM radio and save up to 5 of your favorite stations to 1 press presets. Qi Wireless Charging Pad for easy smartphone recharging. Microphone built in for Siri & Google support and speakerphone capability. 5V, 2.1A USB port for fast portable device charging. Back-lit buttons and big screen display for night viewing. Oversized rugged wheels and telescoping handle for easy transport. Play on standard AC wall power for continuous play. Enjoy up to 50+ hours of playtime. Bluetooth 5.0 streams audio wirelessly from up to 30m away via your Smartphone, tablet or any Bluetooth enabled device