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Wireless Earbuds,Bluetooth 5.0 Earphones with Noise Reduction Function,Mini Charging Case Waterproof in-Ear Headset,Built-in Microphone Hi-Fi Stereo Bass,Suitable for iPhone/Android/Apple Earbuds
headset Nominal voltage: 3.9-4.1V Minimum capacity: 25mah Charging current (both ears): about 30mA Charging time: about 40 minutes Headphone shutdown power consumption: 30uA Charging case Minimum capacity: 250mah Discharge cut-off voltage: 3.0V Nominal voltage: 3.7-4.0V Standard charging current: about 300mA Maximum output current: about 180mA Sleep power consumption: 10uA Charging time: about 70 minutes Endurance (both ears): 3-4 times With battery protection board wheat 2.75mm(length)*1.85mm(width)*0.95 mm(height) MIC, sensitivity -42db±3dB speaker Material: real copper ring, dome composite titanium diaphragm Impedance: 32±15% at 1000Hz Rated power: 3mW Maximum power: 5mW Frequency response: 20Hz~20000Hz Sensitivity: 103dB+/-3 THD: =5% Working temperature: -10°C~+45°C Storage temperature: -20°C~+70°C
LapCell
Wireless Earbuds,Bluetooth 5.0 Earphones with Noise Reduction Function,Mini Charging Case Waterproof in-Ear Headset,Built-in Microphone Hi-Fi Stereo Bass,Suitable for iPhone/Android/Apple Earbuds
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