●Chipset: JL6976 V5.0

●Frequency: 20HZ-20KHZ

●Working Distance: 10M

●sensitivity: 105db

●Voice Assistant: iOS / Android.OS

●Built-in HD microphone, provide clear and loud sound

●Earbuds Battery capacity: 40mAh each one

●Charging Box Capacity:240mAh

●Work time:4 hours

●Stand-by time: 120 hours

●Charging time: 1 hour, Type-C interface

●Certificate: CE/ROHS/REACH/FCC

●Optional colors: black, white, Blue