dacom k6h pro tws handsair earpiece mini headset stereo bluetooth 5.0 earbuds buds wireless earphone headphones pk i12 tws

features: 1.the charging box with built-in 1100mah.it can recharge 18 times for single earbud,or recharge 9 times for two earbuds synchronous 2.k6h pro come with usb cable,it is embedded in the box.its life up to 3000-5000 times 3.two earbuds are built-in mic.when you use the earbuds one at a time, any one mic can working.but they both are used at the same time,only left mic can working. 4.single ear dual ears mode.you can use the earbuds one at a time, or they both are used at the same ...