This is the L LINPA WORLD T10 Pro Bluetooth 5.0 Earbuds. L LINPAWORLD T10 Pro has undergone rigorous precision experiments, will not damage the hearing, will not hurt the ears, can be used with confidence. Mini concealed only 0.4 grams,hassle-free listening as a way to offer you with almost zero pressure wearing experience. compact body is invisible whenever you put it on. Small size, can provide 48 hours working time, portable charging box,comfortable to wear, no ear injury, waterproof and sweatproof, suitable for work, journey, sports. The portable charging case can also be used as a mobile power source for other devices, and it can fully charge the phone or charge the earphone anytime, anywhere. With this, you can enjoy the music freely without worrying about the battery life of the device. The T10 Pro inside the powerful battery is beyond your imagination.a single headset can be used for 8 hours, and the charging box provides an extra 40 hours of work time. enjoy music without recharging during a full day of work,when you are out, you don't have to worry about the battery being low.