Unbelievable Sound & Amazing Bass: The Votomy Bluetooth speaker receives the sound source and transmits it via the advanced digital signal processor(DSP) without degradation of sound quality or digital loses, producing a clear melody and rhythm. And the dual passive radiators create stronger deep bass, utilizing the expansion air chamber technology, the outcome music will be beyond your expectation. 30W Explosive Volume & IP67 Resistance: The portable and powerful 30W speaker can bring your party outside the house, even sounds clear in crowded square and heavy traffic. Without worry taking it to beach as IPX7 Waterproof rating means it can be fully submerged into water at 1 meter depth for up to half an hour, and IP6 dustproof means preventing dust debris and sand entering the speaker. 12 Hours Playtime & 5200mAh Power Bank: A high density and large capacity 5200mAh battery ensures you have a whole wonderful day playing outdoors, or rocking the party overnight. With another amazing ability, it can charge your smart phone from the internal as a power bank for?emergency, this great feature allows you to save the weight of carrying an extra heavy power bank. Bluetooth 5.0 & TWS Dual Pairing: Updated Version of Bluetooth 5.0, more advanced than competitive Bluetooth speakers, with an increased stability in signal and up to 100 feet wireless range (line of sight), and the new TWS+ technology allows you to pair 2 VT360 together to enjoy true wireless stereo sound for Home TV Theater, the 2 connected VT360 can be away from each other for 10 meters, can be applied for bigger occasion. Built-in Microphone & Voice Control: We integrated a high definition microphone into the speaker, which is compatible with the Voice Assistant on Google Android and Apple Siri, activate it by double tap on the circle button, call and talk to your families through the speaker. ?Any questions please feel free to message us here, or via email on our official website, we will try our very best to solve your questions and concerns.