Vivo is a combination speaker and wireless charger designed to play audio and keep your smartphone & other devices charged. Features Bluetooth® 5.0 technology for wireless connectivity. Includes an impressive 5-watt driver & a passive radiator for rich bass. 4,400 mAh battery to power speaker & provide back-up charge to your phone. Charge Qi enabled devices wirelessly by placing device on top of speaker. Or charge other devices by connecting to the USB C port with the device’s supplied charging cable.