Coverage: Strategy starts around the day of purchase. Malfunctions included after the manufacturer's warranty. Power surges coated from day just one. Genuine experts are available 24/7 that will help with set-up, connectivity issues, troubleshooting and much additional. It's a USB C variety charging port and Bluetooth connection. And with https://www.bluetoothspeaker.top/high-power-outdoor-karaoke-party-portable-trolley-wireless-bluetooths-speaker/