Sleeping Headphone &Sleep Mask &Sports BT headphone
1)With bluetooth ;
2)Handsfree talking ;
3)With sleeping sound(12 sound tracks)
4)Washable fabric(95% polyester+5% spandex)
5) Two Timer available(45 minutes & 2 hours)
Specifications:
Bluetooth Version : V5.0
Working Distance : 10M
Impedance :32Ω±15%
Speaker Size :φ30mm
Frequency Response : 20Hz-20kHz
Bluetooth Music Time :Appr. 14-16Hrs
Talk Time: Appr. 14-16Hrs
White Noise Time:80-100Hrs(@25dB)
Charging Time :Appr. 2Hrs
Battery : 200mAh
headband size: 27*9.8cdm