Product Specification:
Product model:F911
Product color:White/black
button:Multi-function touch control button
Sound unit:8mm moving coil
Speaker sensitivity:95 dB@1kHZ
Frequency response range:20 Hz-20 kHz
Microphone sensitivity:-38 dBV/Pa
Bluetooth version:BT 5.0
Bluetooth effective distance:15 m
Battery type:Rechargeable lithium ion battery
Battery capacity:40 mAh (headset)
Music playing time (50% volume):4-5h
Charging time:20 minutes
Charging port:USB
Waterproof level-earphone:IPX4
Net weight-whole headset:2.5g
Package Content:
1 x Bluetooth Earphone
1 x USB Charging Cable
1 x User Manual