Product AirBuds 1 Color Black Weight Earphones - 9.88g, Charging Case - 30.35g Earphone Dimensions 27.34*17.33*24.29mm Charging Case Dimensions 64.54*39.78*26.38mm Hardware Bluetooth version V 5.0 Bluetooth profile A2DP1.3 AVRCP1.5 HFP1.6 SPP Audio codec format AAC SBC Power Standby time 50 Hours Playtime 5 Hours Battery type Lithium polymer battery Battery capacity 50mAh x 2 (airbuds); 390mAh (charging case) Charging port POGO PIN (airbuds); USB TYPE-C (charging case) Charging time 1.3 Hours (airbuds); 1 Hour 50min (charging case) Package List AirBuds 1 Earphone x1 Charging Cable x1 Charging case x1 Earbud Tips x2 User Manual x1