true wireless earbuds - pleson ipx6 waterproof bluetooth 5.0 wireless earphones with mic charging case 35h playtime in-ear hi-fi stereo sound tws headphones sport headsets for workout/running/travel pleson <br>upgraded bluetooth 5.0 stereo sound quality with optimized eq <br>upgraded wireless coexistence - never disconnects, works well in saturated rf environment <br>extended battery life:up to 24 hours of use <br>flexibility: both earbuds simultaneously or individually for music and calls you decide! <br>how to use multifunction button? <br>previous song: long press l multifuction button 2s <br>next song: long press r multifuction button 2s <br>play / pause: short press multifuction button <br>pick up / hang up phone call: short press multifuction button <br>decline incoming call: long press multifuction button 2s <br>activate / disable siri: double-press the multifunction button