Havit Wireless Earbuds OWS907

Earbuds Battery: 30mAh
Charging Case Battery: 250mAh
Play Time: about 6h 
Talk time: about 6h 
Buds Charging Time: 1.5h
Case Charging Time: 2h
USB Port: Type-C
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"Charging case Dimension:45*47*27mm(WHD)                                                                                          
Earbud dimensions30*18*23mm(WHD)      
Net weight:6g*2(Earbuds)/20g(Charging case)                                                                                                                 
Wireless working range:10M (without obstacles )  
Profiles?supported:SBC/AAC            
Speaker:Φ13mm                      
Speaker sensitivity:99±3dB                 
Impedance:16Ω±5MW                   
Speaker frequency:20HZ-20KHZ                    
Input voltage/Current:DC 5V/300mA"