IPX5 waterproof
chip：BES2300Z，ANC+ENC
Bluetooth Version: V5.0
Earbud Battery: 40mAh*2(Fully charged in 1.5H)
Charging case battery: 400mAh
Play time: 5H
Talk time: 6H
Charging time: about 2H(Charging case)
Charging Box：Type C
Noise cancelling (Noise reduction  above - 22dB）

Charging case dimension: 66.2*43.5*35.15mm
Earbud dimensions: 28.9*21.45*23mm*2
Net weight: 3.5g*2(Earbuds)/35g(Charging case)
Wireless working range: 10M (without obstacles)
Speaker: Φ10mm*2
Speaker frequency: 20Hz~20KHz
Input voltage / current: DC 5V/1A