产品分类：蓝牙耳机

SPECIFICATION：   

Driver diameter: 50MM

Driver impedance: 32Ω

Battery capacity: 1000mAh

Duration time:≥10hours 

Charging time: 3hours

Working voltage:3.7V

Microphone sensitivity:-42±3dB

Charging voltage: DC5V = 550mAh

Microphone direction:Omnidirectional

Transmission distance;10meters