Turn on the speaker; it defaults to Bluetooth mode or press until you hear the pairing prompt. Enable Bluetooth on your smartphone and select " " from the device list.
: Many versions support extended playback (up to 20 hours) on a single charge. Yayusi S2 Manual Pdf
: Short-press SET once so the Alarm 1 icon lights up. Long-press SET to enter adjustment mode. Turn on the speaker; it defaults to Bluetooth
: Use only a 5V charger . Using a higher voltage charger can burn out the internal chip and cause permanent damage. Technical Specifications : Model Turn on the speaker