This listing is for the black standard variant of this product. Your parcel will also be fully insured and trackablebluetooth 5.0 one-step pairing the latest bluetooth 5.0 with tws technology on both bluetooth earbuds, provides faster pairing, stable connection and signal transmission 50ft no-obstacle range. Just open the charging case they will pair with your mobile phone automatically.pick up the both earbuds to use together or either of them for separately use.powerful bluetooth 5.0 chip that perfectly matches tablets, laptops, ios, and android smartphonesipx7 waterproof t8 wireless earbuds certificated with ipx7 waterproof,say goodbye to water-damage! protected by liquipel nano coating your earbuds withstand sweaty workouts and will survive accidental dropping into water, this makes the headphones great for outdoor sports and long trainings.superior stereo sound long battery lifet8 equipped the latest moving-coil horn loudspeaker with bigger dynamic driver, it has hi-fi sound quality, deep bass and 3d surround stereo, feel like you are listening the concert on the scene, providing a reality sound for you. Single charging can maintain earbuds working 6 hours. The charging case provides 6 times charging for earbuds, totally 42 hours working time. You could charge your earbuds whenever and wherever you want.hi-fi stereo sound noise cancellation - the sound inside the bluetooth headphones ensures a true audiophile experience, impeccable music quality and clear in-ear call with signal range up to 50ft. Latest noise cancellation technology will let you enjoy your music moment even in a loud environment.ergonomic design t8 wireless bluetooth earbuds are designed to comfortably fit in your ear.suitable for almost everyone's ears.ergonomic and lightweight design fit comfortably and snuggly in your ear 3 sizes of ear tips option provide individualized