Specifications:
*Bluetooth Vision: V5.0
*Work Time: 3-4H
*Capacity of Earbuds: 50mAH
*Capacity of Charging Case: 1800mAH    
*Charging Time of Earbud: 1H
*Charging Time of Charging Case: 1H
*SNR/SN: 85dB
*Operation Range: 10m (with no obstacle)
*Operating Frequency: 2.4GHz

Features:
 1,Rainproof structure
 2,Phone call (On/off/Redial)
 3,Music play
 4,DSP+CVC digital noise reduction
 5,Binaural/Monaural mode supported
 6,LCD Capacity Indicator
 7,Mobile power 
 8,Fully touch control

Pics showroom: