Detailed Functions Can be controlled via smart screen (answer/dial calls, active noise cancellation on/off, music up/down, volume up/down, QE equalizer, self-timer, language switching) Color screen control intelligent noise reduction applicable to a variety of life scenes This bluetooth headset simple and fashionable design, rich function design can be used in business office, public transportation, subway, outdoor travel, running sports, fitness, yoga, games and music in a variety of scenarios, can be used to communicate with friends around you normally, sound insulation and noise reduction at the same time, but also can listen to each other's voices clearly. Users can control the volume through the color screen on the charging compartment and adjust the EQ equalizer to find their favorite style. Users can control the volume through the color screen of the charging compartment, adjust the EQ equalizer to find their favorite style. IP X56 rated waterproofing for everyday life scenarios IP X56 waterproof treatment can meet the daily life scenarios, outdoor sports, fitness, yoga, running, rainy days can be normal wear. The earbuds are designed with 13mm sound generating unit, which can maximize the shocking effect of high quality music. Small size - big energy These colorful Bluetooth earbuds are small in size and weight though, and can fit in your pocket very easily. However, the charging case of the earbuds has a 500mA battery capacity that can provide the earbuds with a constant supply of power (about one charge per week).