■ Bluetooth v5.3, support most bluetooth devices and lower power consumption

■ 2, 250mAh charging case can fully charge 2 earphones around 6 times, give more 26 hours of music time

■ With waterproof technology, no longer need to worry about water and sweat

■ 13mm dual drive units, enjoy strong 9d deep bass music sound

■ Popular touch control function, support switch songs, phone call and subscriber voice call.