Frequency response: 20-20000(Hz)
 Headphone Type: Bluetooth
 Noise: 70db
 Battery: 2-4 Hours
 Headphone resistance: 32(Ohm)
 Impedance: 32O(ohm)
 Sensitivity: 68dB
 Battery capacity: earphones 25 mAh, charging box 250 mAh
      
      
        Here you can enter the technical details.
      
      
     
    
      
        
        
          Frequency response: 20-20000(Hz)
 Headphone Type: Bluetooth
 Noise: 70db
 Battery: 2-4 Hours
 Headphone resistance: 32(Ohm)
 Impedance: 32O(ohm)
 Sensitivity: 68dB
 Battery capacity: earphones 25 mAh, charging box 250 mAh
        
       
      
        
        
          Here you can enter the technical details.