BlitzWolf® AIRAUX AA-UM4X bluetooth V5.0 Half In-ear TWS Earbuds HiFi Stereo Touch Control Earphone Waterproof Headset with Mini Charging Box – Black

Brand: AirAux
Model: AA-UM4X
Color: Black
bluetooth: V5.0
Transmission Range: ≦10m
Waterproof: IPX5
Charging Time: 1.5hours(Earbuds)
2hours(Charging Case)
Working Time: 2hours
Call Time: About 2hours
Standby Time: About 300hours
Battery: Earphone:30mAh
Charging Case:320mAh
Sensitivity: 96±3dB
Size: Charging Case: 54.6mm43.1mm26.8mm
Earbud: 30.416.915.4mm
Weight: Single Earbud Weight: 3g
Charging Case Weight: 27g
Total Weight: 33g
Impedance: 32Ω
Sensitivity: 109±3dB
Frequency Range: 20-20KHz
Charging port: Type C