Extended battery life gets up to 9 hours of nonstop playtime with an additional 24 hours with wireless charging case Bluetooth multipoint technology for simultaneous two-device connection 4-mic premium Clear Call Quality technology reduces background noise Three EQ presets to personalize listening Belkin Signature Sound delivers full, high-fidelity audio 12mm drivers deliver vividly brilliant sound IPX5-rated sweat and splash resistance Dual wireless/USB-C charging case Fast charge: 10 min. of charging gets over an hour of playtime Intuitive touch controls Seamless Bluetooth 5.3 pairing with 30 ft./10m range 100% plastic-free packaging 2-year warranty