QCY T4 true wireless mini invisible earbud in-ear headphones

Description

• Bluetooth version: V5.0
  Compatible system: iOS / Android / Windows
  App support: version 5.1 and later on Android
  Communication distance: 10 meters (under barrier-free open environment)
  Use time: about 4 hours of talk; about 4.5 hours of music
  Support protocol: HFP/HSP/A2DP/AVRCP/AAC/SBC
  Charging bay capacity: 380mAh
  Charges in the charging bay: about 4 times for both ears

• Product accessories: earphones and charging box
  3 pairs of ear caps (S, M, L)
  With earphones and ear caps
  Micro USB charging cable*1