True wireless stereo earphones. Enjoy superior sound. Support working together to enjoy stereo sound or using one earbud only for driving safety. True wireless stereo featuring state of the art acoustic echo cancellation, deliver impeccable sound quality and clear&flawless in-ear call with signal range up to 33ft. Mono mode, two earbuds can be used alone or in two devices at the same time, like you have two completely separate headphones. The wireless earbuds are equipped with one-step pairing technology. Only pull the left and right earbuds out of charging box and they will pair with each other. The charging case with built-in 320 mah battery, it could recharge the earbuds 3 times and it can be charged automatically once the earbuds are put in the charging case.
